Biggest changeForm 10-K 41 Index Part II 2022 compared to 2021 : Natural gas distribution earnings decreased $6.4 million as a result of: • Revenue increased $301.9 million, largely from: ◦ Higher purchased natural gas sold of $273.3 million recovered in customer rates that was offset in expense, as described below. ◦ Higher retail sales volumes of 13.7 percent across all customer classes due to colder weather, partially offset by weather normalization and decoupling mechanisms in certain jurisdictions. ◦ Higher revenue-based taxes recovered in rates of $10.1 million that were offset in expense, as described below. ◦ Approved rate relief of $3.6 million in certain jurisdictions and higher pipeline replacement mechanisms of $1.8 million. • Purchased natural gas sold increased $274.1 million, primarily due to: ◦ Higher natural gas costs as a result of higher market prices of $198.1 million, including the higher recovery of purchase gas adjustments related to the February 2021 cold weather event and the 2018 Enbridge pipeline rupture. ◦ Higher volumes of natural gas purchased due to increased retail sales volumes. ◦ Purchased natural gas sold includes the disallowance of $845,000 ordered by the MNPUC, as discussed in Note 20. • Operation and maintenance increased $11.2 million, primarily due to: ◦ Higher contract services of $6.4 million, primarily higher subcontractor costs. ◦ Higher payroll-related costs, including higher straight-time payroll of $4.7 million, partially offset by lower incentive accruals of $3.3 million. ◦ Higher other costs, partially resulting from inflation, including higher expected credit losses of $1.8 million from higher receivables balances associated with colder weather and higher gas costs; higher software costs of $1.6 million; higher vehicle fuel cost of $1.3 million; and higher office, travel, materials and other miscellaneous employee costs. • Depreciation, depletion and amortization increased $3.4 million. ◦ Largely from increased property, plant and equipment balances from growth and replacement projects placed in service. ◦ Partially offset by decreased depreciation rates in certain jurisdictions of $1.0 million. • Taxes, other than income increased $10.5 million, largely resulting from higher revenue-based taxes which are recovered in rates. • Other income decreased $4.8 million primarily related to lower returns on the Company's nonqualified benefit plan investments of $7.0 million, as discussed in Note 8, partially offset by increased interest income. • Interest expense increased $4.9 million, primarily from higher long-term debt balances and interest rates, partially offset by higher AFUDC debt largely due to higher rates. • Income tax expense decreased $600,000 due to lower income taxes of $1.5 million related to lower taxable income, partially offset by higher permanent tax adjustments. 2021 compared to 2020 Natural gas distribution earnings increased $7.6 million as a result of: • Revenue increased $123.7 million . ◦ Largely as a result of: ▪ Higher purchased natural gas sold of $93.9 million recovered in customer rates and was offset in expense, as described below. ▪ Approved rate relief in certain jurisdictions of $15.9 million. ▪ Increased retail sales volumes of 0.7 percent across all customer classes, including the benefit of weather normalization and decoupling mechanisms in certain jurisdictions. ▪ Increased transportation volumes of 9 percent, primarily to electric generation customers. ▪ Higher revenue-based taxes recovered in rates of $2.3 million that were offset in expense, as described below. ▪ Higher non-regulated project revenues of $1.7 million. ▪ Increased basic service charges due to customer growth and increased per unit average rates of $1.5 million each. • Purchased natural gas sold increased $93.9 million, primarily due to higher natural gas costs as a result of higher market prices. • Operation and maintenance increased $8.7 million. ◦ Primarily due to: ▪ Higher payroll-related costs of $4.3 million, largely related to health care costs and straight-time payroll. ▪ Decreased credits of $2.4 million for costs associated with the installation of meters partially from delaying meter replacements for safety measures implemented as a result of the COVID-19 pandemic. ▪ Higher expenses for materials, new software, insurance and vehicle fuel. ◦ Partially offset by: ▪ The absence of the write-off of an abandoned project in the third quarter of 2020 for $1.2 million. ▪ Decreased bad debt expense of $1.0 million as the impacts of the COVID-19 pandemic began to subside. • Depreciation, depletion and amortization increased $1.4 million. ◦ Largely from increased property, plant and equipment balances from growth and replacement projects placed in service. ◦ Partially offset by decreased depreciation rates in certain jurisdictions of $4.0 million. 42 MDU Resources Group, Inc.
Biggest changeForm 10-K 41 Index Part II • Operation and maintenance increased $11.2 million. ◦ Primarily due to: ▪ Higher contract services of $6.4 million, primarily higher subcontractor costs. ▪ Higher payroll-related costs, including higher straight-time payroll of $4.7 million, partially offset by lower incentive accruals of $3.3 million. ▪ Higher other costs, partially resulting from inflation, including higher expected credit losses of $1.8 million from higher receivables balances associated with colder weather and higher gas costs; higher software costs of $1.6 million; higher vehicle fuel cost of $1.3 million; and higher office, travel, materials and other miscellaneous employee costs. • Depreciation and amortization increased $3.4 million. ◦ Largely from: ▪ Increased property, plant and equipment balances from growth and replacement projects placed in service. ◦ Partially offset by: ▪ Decreased depreciation rates in certain jurisdictions of $1.0 million. • Taxes, other than income increased $10.5 million, largely resulting from higher revenue-based taxes which are recovered in rates. • Other income decreased $4.8 million primarily related to lower returns on the Company's nonqualified benefit plan investments of $7.0 million, as discussed in Note 9, partially offset by increased interest income. • Interest expense increased $4.9 million, primarily from higher long-term debt balances and interest rates, partially offset by higher AFUDC debt largely due to higher rates. • Income tax expense decreased $600,000 due to lower income taxes of $1.5 million related to lower taxable income, partially offset by higher permanent tax adjustments.
Within the past year, there have been cyber and physical attacks within the energy industry on energy infrastructure, such as substations, and the Company continues to evaluate the safeguards implemented to protect its electric and natural gas utility systems. Implementation of enhancements and additional requirements to protect the Company's infrastructure is ongoing.
Within the past year, there have been cyber and physical attacks within the energy industry on infrastructure, such as substations, and the Company continues to evaluate the safeguards implemented to protect its electric and natural gas utility systems. Implementation of enhancements and additional requirements to protect the Company's infrastructure is ongoing.
Any borrowings under the revolving credit agreement are classified as long-term debt as they are intended to be refinanced on a long-term basis through continued borrowings. The credit agreement contains customary covenants and provisions, including a covenant of Intermountain not to permit, at any time, the ratio of total debt to total capitalization to be greater than 65 percent.
Intermountain Any borrowings under the revolving credit agreement are classified as long-term debt as they are intended to be refinanced on a long-term basis through continued borrowings. The credit agreement contains customary covenants and provisions, including a covenant of Intermountain not to permit, at any time, the ratio of total debt to total capitalization to be greater than 65 percent.
Larger or more complex projects typically result in higher margin opportunities since the segment assumes a higher degree of performance risk and there is greater utilization of the segment's resources for longer construction timelines. However, larger or more complex projects have a higher risk of regulatory and seasonal or cyclical delay.
Larger or more complex projects typically result in higher margin opportunities since the segment assumes a higher degree of performance risk and there is greater utilization of the segment's resources for longer construction timelines. However, larger or more complex projects can have a higher risk of regulatory and seasonal or cyclical delay.
MISO and NERC have recently announced concerns with reliability of the electric grid due to capacity shortages, which has resulted from rapid expansion of renewables and rapid reduction of baseload resources such as coal, while load growth has increased faster than expected.
Recently, MISO and NERC announced concerns with reliability of the electric grid due to capacity shortages, which has resulted from rapid expansion of renewables and rapid reduction of baseload resources such as coal, while load growth has increased faster than expected.
While the Company believes there will continue to be varying pressures on natural gas production levels and prices, the long-term outlook for natural gas prices continues to provide growth opportunity for industrial supply-related projects and seasonal pricing differentials provide opportunities for storage services.
While the Company believes there will continue to be varying pressures on natural gas production levels and prices, the long-term outlook for natural gas prices continues to provide growth opportunity for industrial supply and demand related projects and seasonal pricing differentials provide opportunities for natural gas storage services.
Montana-Dakota Montana-Dakota's objective is to maintain acceptable credit ratings in order to access the capital markets through the issuance of commercial paper. Historically, downgrades in credit ratings have not limited, nor are currently expected to limit, Montana-Dakota's ability to access the capital markets.
Montana-Dakota's objective is to maintain acceptable credit ratings in order to access the capital markets through the issuance of commercial paper. Historically, downgrades in credit ratings have not limited, nor are currently expected to limit, Montana-Dakota's ability to access the capital markets.
Differences between actuarial assumptions and actual plan results are deferred and amortized into expense when the accumulated differences exceed 10 percent of the greater of the projected benefit obligation or the market-related value of plan assets. Therefore, this change in asset values will be reflected in future expenses of the plans beginning in 2023.
Differences between actuarial assumptions and actual plan results are deferred and amortized into expense when the accumulated differences exceed 10 percent of the greater of the projected benefit obligation or the market-related value of plan assets. Therefore, this change in asset values will be reflected in future expenses of the plans beginning in 2024.
The Company has determined that the reporting units for its goodwill impairment test are its operating segments, or components of an operating segment, that constitute a business for which discrete financial information is available and for which segment management regularly reviews the operating results. For more information on the Company's operating segments, see Item 8 - Note 17.
The Company has determined that the reporting units for its goodwill impairment test are its operating segments, or components of an operating segment, that constitute a business for which discrete financial information is available and for which segment management regularly reviews the operating results. For more information on the Company's operating segments, see Item 8 - Note 18.
Project schedules fluctuate, which can affect the amount of work performed in a given period. Smaller or less complex projects typically have a greater number of companies competing for them, and competitors at times may be more aggressive when pursuing available work.
Project schedules fluctuate, which can affect the amount of work performed in a given period. Smaller or less complex projects typically have a greater number of companies competing for them, and competitors at times may be more aggressive on pricing when pursuing available work.
The Company continues to manage the inflationary pressures experienced throughout the United States, including the impact that inflation, rising interest rates, commodity price volatility and supply chain disruptions may have on its business and customers and proactively looks for ways to lessen the impact to its business.
Market Trends The Company continues to manage the inflationary pressures experienced throughout the United States, including the impact that inflation, rising interest rates, commodity price volatility and supply chain disruptions may have on its business and customers and proactively looks for ways to lessen the impact to its business.
If the carrying value of a reporting unit exceeds its fair value, the Company must record an impairment loss for the amount that the carrying value of the reporting unit, including goodwill, exceeds the fair value of the reporting unit. For the years ended December 31, 2022, 2021 and 2020, there were no impairment losses recorded.
If the carrying value of a reporting unit exceeds its fair value, the Company must record an impairment loss for the amount that the carrying value of the reporting unit, including goodwill, exceeds the fair value of the reporting unit. For the years ended December 31, 2023, 2022 and 2021, there were no impairment losses recorded.
These estimates and assumptions are subject to a number of variables and are expected to change in the future. Estimates and assumptions will be affected by changes in the discount rate, the expected long-term return on plan assets, the rate of compensation increase and health care cost trend rates.
These estimates and assumptions are subject to a number of variables and are expected to change in the future. Estimates and assumptions will be affected by changes in the discount rate, the expected long-term return on plan assets and health care cost trend rates.
In order to borrow under the respective debt instruments, the subsidiary companies must be in compliance with the applicable covenants and certain other conditions, all of which the subsidiaries, as applicable, were in compliance with at December 31, 2022.
In order to borrow under the respective debt instruments, the subsidiary companies must be in compliance with the applicable covenants and certain other conditions, all of which the subsidiaries, as applicable, were in compliance with at December 31, 2023.
In December 2022 and January 2023, natural gas prices significantly increased across the Pacific Northwest from multiple price-pressuring events including wide-spread below-normal temperatures; higher natural gas consumption; reduced natural gas flows due to pipeline constraints, including maintenance in West Texas; and historically low regional natural gas storage levels.
In December 2022 and January 2023, natural gas prices significantly increased across the Pacific Northwest from multiple price-pressuring events including wide-spread below-normal temperatures and higher natural gas consumption; reduced natural gas flows due to pipeline constraints, including maintenance in West Texas; and historically low regional natural gas storage levels. Natural gas prices stabilized by March 2023.
The following table summarizes the outstanding revolving credit facilities of the Company's subsidiaries at December 31, 2022: Company Facility Facility Limit Amount Outstanding Letters of Credit Expiration Date (In millions) Montana-Dakota Utilities Co.
The following table summarizes the outstanding revolving credit facilities of the Company's subsidiaries at December 31, 2023: Company Facility Facility Limit Amount Outstanding Letters of Credit Expiration Date (In millions) Montana-Dakota Utilities Co.
Factors noted in Item 1A - Risk Factors can cause revenues to be realized in periods and at levels that are different from originally projected. 54 MDU Resources Group, Inc.
Factors noted in Item 1A - Risk Factors can cause revenues to be realized in periods and at levels that are different from originally projected. 50 MDU Resources Group, Inc.
For more information on the Company's tracking mechanisms and recent cases, see Items 1 and 2 - Business Properties and Item 8 - Note 20. These segments are also subject to extensive regulation related to certain operational and environmental compliance, cybersecurity, permit terms and system integrity.
For more information on the Company's tracking mechanisms and recent rate cases, see Items 1 and 2 - Business Properties and Item 8 - Note 21. These segments are also subject to extensive regulation related to certain operational and environmental compliance, cybersecurity, permit terms and system integrity.
In the event the subsidiaries do not comply with the applicable covenants and other conditions, alternative sources of funding may need to be pursued. As of December 31, 2022, the Company had investment grade credit ratings at all entities issuing debt. For more information on the covenants, certain other conditions and cross-default provisions, see Item 8 - Note 9.
In the event the subsidiaries do not comply with the applicable covenants and other conditions, alternative sources of funding may need to be pursued. As of December 31, 2023, the Company had investment grade credit ratings at all entities issuing debt. For more information on the covenants, certain other conditions and cross-default provisions, see Item 8 - Note 10.
Outlook In 2022, the Company experienced rate base growth of 7.8 percent and expects these segments will grow rate base by approximately 6 percent to 7 percent annually over the next five years on a compound basis. Operations are spread across eight states where the Company expects customer growth to be higher than the national average.
Outlook In 2023, the Company experienced rate base growth of 8.5 percent and expects these segments will grow rate base by approximately 7 percent annually over the next five years on a compound basis. Operations are spread across eight states where the Company expects customer growth to be higher than the national average.
In addition, inflationary or other pressures may increase the cost of materials under fixed-price contracts and may result in decreased margins on the project. The Company has worked to implement provisions in project contracts to allow for the pass-through of inflationary costs to customers where feasible and will continue to do so to mitigate the impacts.
In addition, inflationary or other pressures may increase the cost of materials under fixed-price contracts and may result in decreased margins on the project. The Company has worked to implement provisions in project contracts to allow for the pass-through of inflationary costs to customers where feasible and will continue to do so to mitigate the impacts. MDU Resources Group, Inc.
The Company continues to have bidding opportunities in the specialty contracting markets in which it operated in during 2022, as evidenced by the segment's backlog.
The Company continues to have bidding opportunities in the specialty contracting markets in which it operated in during 2023, as evidenced by the segment's backlog.
Productivity and performance on a project can vary period to period based on a number of factors, including unexpected project difficulties; unexpected project site conditions; project location, including locations with challenging operating conditions or difficult geographic characteristics; whether the work is on an open or encumbered right of way; inclement weather or severe weather events; environmental restrictions or regulatory delays; political or legal challenges related to a MDU Resources Group, Inc.
Productivity and performance on a project can vary period to period based on a number of factors, including unexpected project difficulties; unexpected project site conditions; project location, including locations with challenging operating conditions or difficult geographic characteristics; whether the work is on an open or encumbered right of way; inclement weather or severe weather events; environmental restrictions or regulatory delays; political or legal challenges related to a project; and the performance of third parties.
Business Segment Financial and Operating Data Following are key financial and operating data for each of the Company's business segments. Also included are highlights on key growth strategies, projections and certain assumptions for the Company and its subsidiaries and other matters of the Company's business segments.
A discussion of key financial data from the Company's business segments follows. Business Segment Financial and Operating Data Following are key financial and operating data for each of the Company's business segments. Also included are highlights on key growth strategies, projections and certain assumptions for the Company and its subsidiaries and other matters of the Company's business segments.
Based on the Company's assessment, the estimated fair value of the natural gas distribution reporting unit exceeded its carrying value, which includes $345.7 million of goodwill, by approximately 8 percent as of October 31, 2022.
Based on the Company's assessment, the estimated fair value of the natural gas distribution reporting unit exceeded its carrying value, which includes $345.7 million of goodwill, by approximately 4 percent as of October 31, 2023.
Partially offsetting the increase in cash flows provided by operating activities was higher working capital needs at the construction services business due to fluctuations in job activity resulting in higher receivables in the period, as well as lower collections of accounts receivable compared to 2021, offset in part by increased accounts payable.
Partially offsetting the increase was higher working capital needs at the construction services business due to fluctuations in job activity resulting in higher receivables in the period, as well as lower collections of accounts receivable compared to 2021, offset in part by increased accounts payable.
The decrease in the natural gas distribution reporting unit's cushion from the prior year was primarily attributable to the risk adjusted cost of capital increasing from 5.0 percent in 2021 to 6.4 percent 2022, which directly correlates with the treasury rates at the date of the test.
The decrease in the natural gas distribution reporting unit's cushion from the prior year was primarily attributable to the risk adjusted cost of capital increasing from 6.4 percent in 2022 to 6.7 percent 2023, which directly correlates with the treasury rates at the date of the test.
In 2022 and 2021, these segments experienced retail customer growth of approximately 1.6 percent and 1.7 percent, respectively, and the Company expects customer growth to continue to average 1 percent to 2 percent per year.
In 2023 and 2022, these segments experienced retail customer growth of approximately 1.3 percent and 1.6 percent, respectively, and the Company expects customer growth to continue to average 1 percent to 2 percent per year.
Form 10-K Index Part II The Company continues to proactively monitor and work with its manufacturers to reduce the effects of increased pricing and lead times on delivery of certain raw materials and equipment used in electric generation, transmission and distribution system and natural gas pipeline projects.
The Company continues to proactively monitor and work with its manufacturers to reduce the effects of increased pricing and lead times on delivery of certain raw materials and equipment used in electric generation, transmission and distribution system and natural gas pipeline projects.
Material short-term cash requirements of the Company include repayment of outstanding borrowings and interest payments on those agreements, payments on operating lease agreements, payment of obligations on purchase commitments and asset retirement obligations. At December 31, 2022, the current portion of asset retirement obligations was $4.6 million and was included in other accrued liabilities on the Consolidated Balance Sheets.
Material short-term cash requirements of the Company include repayment of outstanding borrowings and interest payments on those agreements, payments on operating lease agreements, payment of obligations on purchase commitments and asset retirement obligations. At December 31, 2023, the current portion of asset retirement obligations was $784,000 and was included in other accrued liabilities on the Consolidated Balance Sheets.
The agreement contains customary covenants and provisions, including a covenant of MDU Energy Capital not to permit, at any time, the ratio of total debt to total capitalization to be greater than 70 percent. The covenants also include certain restrictions on the sale of certain assets, loans and investments.
The agreement contains customary covenants and provisions, including a covenant of the Company not to permit, at any time, the ratio of total debt to total capitalization to be greater than 65 percent. The covenants also include certain restrictions on the sale of certain assets, loans and investments.
It is anticipated that all of the funds required for capital expenditures for the years 2023 through 2025 will be funded by various sources, including internally generated funds; credit facilities and commercial paper of the Company's subsidiaries, as described later; and issuance of debt and equity securities if necessary.
It is anticipated that all of the funds required for capital expenditures for the years 2024 through 2026 will be funded by various sources, including internally generated funds; credit facilities and commercial paper of the Company and its subsidiaries, as described later; and issuance of debt and equity securities if necessary.
The credit agreement contains customary covenants and provisions, including a covenant of Cascade not to permit, at any time, the ratio of total debt to total capitalization to be greater than 65 percent. Other covenants include restrictions on the sale of certain assets, limitations on indebtedness and the making of certain investments.
The credit agreement contains customary covenants and provisions, including a covenant of the Company not to permit, at any time, the ratio of total debt to total capitalization to be greater than 65 percent. The covenants also include certain restrictions on the sale of certain assets, loans and investments.
The Company expects to meet its obligations for debt maturing within 12 months and its other operating and capital requirements from various sources, including internally generated funds; credit facilities and commercial paper of the Company's subsidiaries, as described later in Capital resources; and the issuance of debt and equity securities if necessary. MDU Resources Group, Inc.
The Company expects to meet its obligations for debt maturing within one year and its other operating and capital requirements from various sources, including internally generated funds; credit facilities and commercial paper of the Company and its subsidiaries, as described in Capital resources; and issuance of debt and equity securities if necessary.
The Company believes that the accounting subject to rate regulation remains appropriate and its regulatory assets are probable of recovery in current rates or in future rate proceedings. At December 31, 2022 and 2021, the Company's regulatory assets were $494.8 million and $476.5 million, respectively, and regulatory liabilities were $474.9 million and $445.1 million, respectively.
The Company believes that the accounting subject to rate regulation remains appropriate and its regulatory assets are probable of recovery in current rates or in future rate proceedings. At December 31, 2023 and 2022, the Company's regulatory assets were $619.6 million and $494.8 million, respectively, and regulatory liabilities were $591.8 million and $474.9 million, respectively.
While the amount of commercial paper outstanding does not reduce available capacity under the respective revolving credit agreements, Montana-Dakota and Centennial do not issue commercial paper in an aggregate amount exceeding the available capacity under their credit agreements.
While the amount of commercial paper outstanding does not reduce available capacity under the revolving credit agreement, Montana-Dakota does not issue commercial paper in an aggregate amount exceeding the available capacity under their credit agreement.
If the owners decide to incur such costs, the costs could, dependent on determination by state regulatory commissions on approval to recover such costs from customers, negatively impact the Company's results of operations, financial position and cash flows.
If the owners decide to incur such costs, the costs could, dependent on determination by state regulatory commissions on approval to recover such costs from customers, negatively impact the Company's results of operations, financial position and cash flows. The NDDEQ submitted its state implementation plan to the EPA in August 2022.
The risk adjusted cost of capital varies by reporting unit and was in the range of 6 percent to 10 percent in 2022, 5 percent to 9 percent for 2021 and 4 percent to 8 percent for 2020.
The risk adjusted cost of capital varies by reporting unit and was in the range of 6 percent to 10 percent in 2023, 6 percent to 9 percent for 2022 and 5 percent to 8 percent for 2021 from its continuing reporting units.
Form 10-K 39 Index Part II 2022 compared to 2021 Electric earnings increased $5.2 million as a result of: • Revenue increased $27.5 million. ◦ Largely attributable to: ▪ Higher fuel and purchased power costs of $17.9 million recovered in customer rates and offset in expense, as described below. ▪ Interim rate relief in North Dakota of $5.0 million. ▪ Higher net transmission revenues of $3.9 million, largely from increased investment, and higher transmission interconnect upgrades of $800,000. ▪ Higher retail sales volumes of 2.2 percent, primarily to residential customers, largely due to colder weather in the first and fourth quarters of the year. ◦ Partially offset by: ▪ Lower renewable tracker revenues associated with higher production tax credits offset in expense, as described below. ▪ Lower per unit average rates of $1.0 million related to block rates in certain jurisdictions. • Electric fuel and purchased power increased $17.9 million. ◦ Primarily the result of $17.4 million higher commodity price, including higher recovery of fuel clause adjustments, and increased retail sales volumes. • Operation and maintenance decreased $4.2 million. ◦ Primarily due to: ▪ Decreased payroll-related costs, largely $2.8 million related to the Heskett Station and Lewis & Clark Station plant closures and lower incentive accruals of $1.9 million. ▪ Reduced materials costs and contract services from the Heskett Station and Lewis & Clark Station plant closures. ▪ Reduced costs due to the absence of the Big Stone Station outage in 2021. ◦ Partially offset by increased contract services associated with a planned outage at Coyote Station of $2.6 million. • Depreciation, depletion and amortization increased $1.0 million, largely resulting from increased property, plant and equipment balances placed in service, mostly related to growth and replacement projects. • Taxes, other than income decreased $600,000, largely as a result of lower coal conversion taxes in certain jurisdictions. • Other income decreased $4.1 million, primarily due to lower returns on the Company's nonqualified benefit plan investments of $4.6 million, as discussed in Note 8, partially offset by higher AFUDC equity largely due to higher rates. • Interest expense increased $1.8 million, largely resulting from $3.2 million due to higher long-term debt balances, partially offset by higher AFUDC debt largely due to higher rates. • Income tax benefit decreased $2.3 million. ◦ Largely due to: ▪ Higher income taxes of $1.8 million related to higher taxable income. ▪ Higher permanent tax adjustments and decreased excess deferred amortization. ◦ Partially offset by higher production tax credits of $1.4 million driven by higher wind production. 2021 compared to 2020 Electric earnings decreased $3.7 million as a result of: • Revenue increased $17.6 million ◦ Higher fuel and purchased power costs of $7.2 million recovered in customer rates and offset in expense, as described below. ◦ Higher transmission revenues of $3.3 million. ◦ Higher transmission interconnect upgrades of $2.4 million. ◦ Higher MISO revenue of $2.0 million. ◦ Higher demand revenues of $1.5 million. ◦ Increased retail sales volumes of 2.1 percent, largely as a result of increased industrial and commercial sales volumes, offset in part by lower residential sales volumes, as the impacts of the COVID-19 pandemic began to reverse and businesses reopened. • Electric fuel and purchased power increased $7.2 million attributable to higher MISO costs as a result of increased energy costs, partially offset by decreased fuel costs associated with the Lewis & Clark Station plant closure. • Operation and maintenance expense increased $3.6 million. ◦ Primarily the result of: ▪ Higher planned maintenance outage costs of $2.1 million at Big Stone Station and $800,000 higher maintenance fees at Thunder Spirit. ▪ Higher other miscellaneous expenses. ◦ Partially offset by lower payroll-related costs of $700,000, which includes lower employee incentive accruals, offset in part by higher health care costs. • Depreciation, depletion and amortization increased $3.8 million largely resulting from: ◦ Increased property, plant and equipment balances, primarily related to transmission projects placed in service. ◦ Increased amortization of plant retirement and closure costs of $1.7 million recovered in operating revenues, as discussed in Item 8 - Note 6. • Taxes, other than income was comparable to the same period in the prior year. 40 MDU Resources Group, Inc.
Form 10-K Index Part II • Depreciation and amortization decreased $3.6 million. ◦ Primarily due to decreased amortization of plant retirement and closure costs of $5.3 million resulting from an extension to the recovery period for these costs, which are recovered in operating revenues, as discussed in Note 12. ◦ Partially offset by increased depreciation of $1.2 million associated with higher property, plant and equipment balances, the result of transmission projects placed in service to improve reliability and update aging infrastructure. • Taxes, other than income were comparable to the same period in the prior year. • Other income increased $5.3 million, primarily resulting from higher returns on the Company's nonqualified benefit plan investments of $4.7 million, as discussed in Note 9, and higher interest income of $1.3 million, largely related to contributions in aid of construction, offset in part by lower AFUDC equity due to higher average debt balance. • Interest expense decreased $500,000, as a result of higher AFUDC debt, largely due to higher rates, partially offset by higher average interest rates. • Income tax benefit decreased $4.4 million. ◦ Largely due to: ▪ Higher income taxes of $4.7 million related to higher taxable income. ▪ Decreased excess deferred income tax amortization. ◦ Partially offset by lower permanent tax adjustments. 2022 compared to 2021 Electric earnings increased $5.2 million as a result of: • Revenue increased $27.5 million. ◦ Largely attributable to: ▪ Higher fuel and purchased power costs of $17.9 million recovered in customer rates and offset in expense, as described below. ▪ Interim rate relief in North Dakota of $5.0 million. ▪ Higher net transmission revenues of $3.9 million, largely from increased investment, and higher transmission interconnect upgrades of $800,000. ▪ Higher retail sales volumes of 2.2 percent, primarily to residential customers, largely due to colder weather in the first and fourth quarters of the year. ◦ Partially offset by: ▪ Lower renewable tracker revenues associated with higher production tax credits offset in expense, as described below. ▪ Lower per unit average rates of $1.0 million related to block rates in certain jurisdictions. • Electric fuel and purchased power increased $17.9 million . ◦ Primarily the result of $17.4 million higher commodity price, including higher recovery of fuel clause adjustments, and increased retail sales volumes. • Operation and maintenance expense decreased $4.2 million. ◦ Primarily due to: ▪ Decreased payroll-related costs, largely $2.8 million related to the Heskett Station and Lewis & Clark Station plant closures and lower incentive accruals of $1.9 million. ▪ Reduced materials costs and contract services from the Heskett Station and Lewis & Clark Station plant closures. ▪ Reduced costs due to the absence of the Big Stone Station outage in 2021. ◦ Partially offset by increased contract services associated with a planned outage at Coyote Station of $2.6 million. • Depreciation and amortization increased $1.0 million, largely resulting from increased property, plant and equipment balances placed in service, mostly related to growth and replacement projects. • Taxes, other than income decreased $600,000, largely as a result of lower coal conversion taxes in certain jurisdictions. • Other income decreased $4.1 million, primarily due to lower returns on the Company's nonqualified benefit plan investments of $4.6 million, as discussed in Note 9, partially offset by higher AFUDC equity largely due to higher rates. • Interest expense increased $1.8 million, largely resulting from $3.2 million due to higher long-term debt balances, partially offset by higher AFUDC debt largely due to higher rates. • Income tax benefit decreased $2.3 million. ◦ Largely due to: ▪ Higher income taxes of $1.8 million related to higher taxable income. ▪ Higher permanent tax adjustments and decreased excess deferred amortization. ◦ Partially offset by higher production tax credits of $1.4 million driven by higher wind production.
At October 31, 2022, the fair value substantially exceeded the carrying value at the Company's reporting units with goodwill, with the exception of the natural gas distribution reporting unit. The Company's annual impairment testing indicated the natural gas distribution reporting unit's fair value is not substantially in excess of its carrying value ("cushion").
At October 31, 2023, the fair value substantially exceeded the carrying value at the Company's construction services reporting unit. The Company's annual impairment testing indicated the natural gas distribution reporting unit's fair value is not substantially in excess of its carrying value ("cushion").
Plan assets consist of investments in equity and fixed-income securities. Various actuarial assumptions are used in calculating the benefit expense (income) and liability (asset) related to the pension plans. Actuarial assumptions include assumptions about the discount rate and expected return on plan assets. For 2022, the Company MDU Resources Group, Inc.
Defined benefit pension plans The Company has noncontributory qualified defined benefit pension plans for certain employees. Plan assets consist of investments in equity and fixed-income securities. Various actuarial assumptions are used in calculating the benefit expense (income) and liability (asset) related to the pension plans. Actuarial assumptions include assumptions about the discount rate and expected return on plan assets.
For more information on the Company's pension plans, see Item 8 - Note 18. Capital expenditures The Company's capital expenditures for 2020 through 2022 and as anticipated for 2023 through 2025 are summarized in the following table.
For more information on the Company's pension plans, see Item 8 - Note 19. Capital expenditures The Company's capital expenditures for 2021 through 2023 and as anticipated for 2024 through 2026 are summarized in the following table.
The agreement contains customary covenants and provisions, including a covenant of Centennial not to permit, at any time, the ratio of debt to total capitalization to be greater than 60 percent. Other covenants include restrictions on the sale of certain assets, limitations on indebtedness and the making of certain investments.
The term loan agreement contains customary covenants and provisions, including a covenant of the Company not to permit, at any time, the ratio of total debt to total capitalization to be greater than 65 percent. The covenants also include certain restrictions on the sale of certain assets, loan and investments.
Intersegment Transactions Amounts presented in the preceding tables will not agree with the Consolidated Statements of Income due to the Company's elimination of intersegment transactions.
Form 10-K 51 Index Part II Intersegment Transactions Amounts presented in the preceding tables will not agree with the Consolidated Statements of Income due to the Company's elimination of intersegment transactions.
The construction of new electric generating facilities, transmission lines and other service facilities is subject to increasing costs and lead times, extensive permitting procedures, and federal and state legislative and regulatory initiatives, which may necessitate increases in electric energy prices.
The construction of new electric generating facilities, transmission lines and other service facilities is subject to increasing costs and lead times, extensive permitting procedures, and federal and state legislative and regulatory initiatives, which may necessitate increases in electric energy prices. As the industry continues to expand the use of renewable energy sources, the need for additional transmission infrastructure is growing.
Form 10-K 51 Index Part II project; and the performance of third parties. In addition, the type of contract can impact the margin on a project. Under fixed-price contracts, which are more common with larger or more complex projects, the segment assumes risk related to project estimates versus execution.
In addition, the type of contract can impact the margin on a project. Under fixed-price contracts, which are more common with larger or more complex projects, the segment assumes risk related to project estimates versus actual execution.
The fair value of each reporting unit is determined using a weighted combination of income and market approaches. The Company believes that the estimates and assumptions used in its impairment assessments are reasonable and based on available market information. The Company uses a discounted cash flow methodology for its income approach.
The fair value of each reporting unit is determined using a weighted combination of income and market approaches. The Company believes that the estimates and assumptions used in its impairment assessments are reasonable and based on available market information. 58 MDU Resources Group, Inc.
The completion of organic growth projects has contributed to higher volumes of natural gas the Company transports through its system. Associated natural gas production in the Bakken fell during the COVID-19 pandemic delaying previously 46 MDU Resources Group, Inc. Form 10-K Index Part II forecasted production growth.
The completion of organic growth projects has contributed to higher volumes of natural gas the Company transports through its system. Associated natural gas production in the Bakken fell during the COVID-19 pandemic delaying previously forecasted production growth.
The increase in cash flows provided by operating activities from 2022 to 2021 was largely driven by higher 2022 accounts payable for natural gas purchases due to higher natural gas prices and colder weather, partially offset by the associated increased receivables from customers.
The increase in cash flows provided by operating activities in 2022 from 2021 was driven by higher 2022 accounts payable for natural gas purchases due to higher natural gas prices and colder weather at the natural gas distribution business.
The segment's management continually monitors its operating margins and has been proactive in addressing the inflationary impacts seen across the United States. The segment is currently experiencing continued labor constraints and increased fuel and material costs, as well as impacts from delays in the national supply chain.
Form 10-K 47 Index Part II The segment's management continually monitors its operating margins and has been proactive in attempting to mitigate the inflationary impacts seen across the United States. The segment is currently experiencing continued labor constraints and material costs, as well as impacts from delays in the national supply chain.
The commercial paper borrowings may vary during the period, largely the result of fluctuations in working capital requirements due to the seasonality of certain operations of the Company's subsidiaries. Total equity as a percent of total capitalization was 54 percent and 55 percent at December 31, 2022 and 2021, respectively.
The commercial paper and revolving credit agreement borrowings may vary during the period, largely the result of fluctuations in working capital requirements due to the seasonality of certain operations of Montana-Dakota. Total equity as a percent of total capitalization was 55 percent at December 31, 2023 and 54 percent at December 31, 2022, which includes discontinued operations.
Material cash requirements For more information on the Company's contractual obligations on long-term debt, operating leases and purchase commitments, see Item 8 - Notes 9, 10 and 21.
Dividend restrictions For information on the Company's dividends and dividend restrictions, see Item 8 - Note 13. Material cash requirements For more information on the Company's contractual obligations on long-term debt, operating leases and purchase commitments, see Item 8 - Notes 10, 11 and 22.
Changes in such assumptions and factors could cause actual future results to differ materially from the Company's growth and earnings projections. MDU Resources Group, Inc. Form 10-K 37 Index Part II For information pertinent to various commitments and contingencies, see Item 8 - Notes to Consolidated Financial Statements.
Changes in such assumptions and factors could cause actual future results to differ materially from the Company's growth and earnings projections. For information pertinent to various commitments and contingencies, see Item 8 - Notes to Consolidated Financial Statements. For a summary of the Company's business segments, see Item 8 - Note 18. MDU Resources Group, Inc.
Under the income approach, the discounted cash flow model determines fair value based on the present value of projected cash flows over a specified period and a residual value related to future cash flows beyond the projection period.
Form 10-K Index Part II The Company uses a discounted cash flow methodology for its income approach. Under the income approach, the discounted cash flow model determines fair value based on the present value of projected cash flows over a specified period and a residual value related to future cash flows beyond the projection period.
On October 14, 2022, the Company filed a request for the use of deferred accounting for costs related to the rule and began deferring those costs. • On April 22, 2022, the Washington State Building Code Council approved revisions to the state's commercial energy code that will significantly limit the use of natural gas for space and water heating in new and retrofitted commercial and multifamily buildings and proposed the review of similar restrictions in the future for residential buildings.
The WUTC approved the deferred accounting order on February 28, 2023. • On April 22, 2022, the Washington State Building Code Council approved revisions to the state's commercial energy code that will significantly limit the use of natural gas for space and water heating in new and retrofitted commercial and multifamily buildings and proposed the review of similar restrictions in the future for residential buildings.
(e) The commercial paper program is supported by a revolving credit agreement with various banks (provisions allow for increased borrowings, at the option of Centennial on stated conditions, up to a maximum of $700.0 million). At December 31, 2022, there were no amounts outstanding under the revolving credit agreement. The respective commercial paper programs are supported by revolving credit agreements.
Revolving credit agreement $ 200.0 (e) $ — $ 8.9 5/31/28 (a) The commercial paper program is supported by a revolving credit agreement with various banks (provisions allow for increased borrowings, at the option of Montana-Dakota on stated conditions, up to a maximum of $250.0 million). At December 31, 2023, there were no amounts outstanding under the revolving credit agreement.
Earnings overview - The following information summarizes the performance of the natural gas distribution segment. 2022 vs. 2021 2021 vs. 2020 Years ended December 31, 2022 2021 2020 Variance Variance (In millions) Operating revenues $ 1,273.8 $ 971.9 $ 848.2 31 % 15 % Operating expenses: Purchased natural gas sold 816.1 542.0 448.1 51 % 21 % Operation and maintenance 205.3 194.1 185.4 6 % 5 % Depreciation, depletion and amortization 89.4 86.0 84.6 4 % 2 % Taxes, other than income 71.1 60.6 57.0 17 % 6 % Total operating expenses 1,181.9 882.7 775.1 34 % 14 % Operating income 91.9 89.2 73.1 3 % 22 % Other income 3.3 8.1 13.5 (59) % (40) % Interest expense 42.2 37.3 36.8 13 % 1 % Income before income taxes 53.0 60.0 49.8 (12) % 20 % Income tax expense 7.8 8.4 5.8 (7) % 45 % Net income $ 45.2 $ 51.6 $ 44.0 (12) % 17 % Operating statistics 2022 2021 2020 Revenues (millions) Retail sales: Residential $ 715.5 $ 548.1 $ 480.5 Commercial 450.9 330.4 281.2 Industrial 41.5 31.1 26.2 1,207.9 909.6 787.9 Transportation and other 65.9 62.3 60.3 $ 1,273.8 $ 971.9 $ 848.2 Volumes (MMdk) Retail sales: Residential 74.8 65.6 65.5 Commercial 51.0 44.7 44.2 Industrial 5.4 5.0 4.8 131.2 115.3 114.5 Transportation sales: Commercial 2.0 1.9 2.0 Industrial 165.7 172.5 158.0 167.7 174.4 160.0 Total throughput 298.9 289.7 274.5 Average cost of natural gas per dk $ 6.22 $ 4.70 $ 3.91 MDU Resources Group, Inc.
Form 10-K 39 Index Part II Earnings overview - The following information summarizes the performance of the natural gas distribution segment. 2023 vs. 2022 2022 vs. 2021 Years ended December 31, 2023 2022 2021 Variance Variance (In millions) Operating revenues $ 1,287.5 $ 1,273.8 $ 971.9 1 % 31 % Operating expenses: Purchased natural gas sold 805.1 816.1 542.0 (1) % 51 % Operation and maintenance 219.7 205.3 194.1 7 % 6 % Depreciation and amortization 95.3 89.4 86.0 7 % 4 % Taxes, other than income 75.2 71.1 60.6 6 % 17 % Total operating expenses 1,195.3 1,181.9 882.7 1 % 34 % Operating income 92.2 91.9 89.2 — % 3 % Other income 20.8 3.3 8.1 NM (59) % Interest expense 57.6 42.2 37.3 36 % 13 % Income before income taxes 55.4 53.0 60.0 5 % (12) % Income tax expense 6.9 7.8 8.4 (12) % (7) % Net income $ 48.5 $ 45.2 $ 51.6 7 % (12) % NM - not meaningful Operating statistics 2023 2022 2021 Revenues (millions) Retail sales: Residential $ 726.1 $ 715.5 $ 548.1 Commercial 441.2 450.9 330.4 Industrial 45.0 41.5 31.1 1,212.3 1,207.9 909.6 Transportation and other 75.2 65.9 62.3 $ 1,287.5 $ 1,273.8 $ 971.9 Volumes (MMdk) Retail sales: Residential 69.3 74.8 65.6 Commercial 47.9 51.0 44.7 Industrial 5.4 5.4 5.0 122.6 131.2 115.3 Transportation sales: Commercial 1.9 2.0 1.9 Industrial 188.4 165.7 172.5 190.3 167.7 174.4 Total throughput 312.9 298.9 289.7 Average cost of natural gas per dk $ 6.57 $ 6.22 $ 4.70 40 MDU Resources Group, Inc.
A 50 basis point change in the assumed discount rate and the expected long-term return on plan assets would have had the following effects at December 31, 2022: Pension Benefits Other Postretirement Benefits 50 Basis Point Increase 50 Basis Point Decrease 50 Basis Point Increase 50 Basis Point Decrease Discount rate (In millions) Projected benefit obligation as of December 31, 2022 $ (13.7) $ 14.8 $ (2.5) $ 2.7 Net periodic benefit cost (credit) for 2023 $ — $ (.1) $ (.2) $ .2 Expected long-term return on plan assets Net periodic benefit cost (credit) for 2023 $ (1.6) $ 1.6 $ (.4) $ .4 A 100 basis point change in the assumed health care cost trend rates would have had the following effects at December 31, 2022: 100 Basis Point Increase 100 Basis Point Decrease (In millions) Service and interest cost components for 2023 $ .1 $ (.1) Postretirement benefit obligation as of December 31, 2022 $ 1.8 $ (1.6) 64 MDU Resources Group, Inc.
A 50 basis point change in the assumed discount rate and the expected long-term return on plan assets would have had the following effects at December 31, 2023: Pension Benefits Other Postretirement Benefits 50 Basis Point Increase 50 Basis Point Decrease 50 Basis Point Increase 50 Basis Point Decrease Discount rate (In millions) Projected benefit obligation as of December 31, 2023 $ (12.0) $ 13.0 $ (1.7) $ 1.9 Net periodic benefit cost (credit) for 2024 $ .1 $ (.1) $ (.2) $ .2 Expected long-term return on plan assets Net periodic benefit cost (credit) for 2024 $ (1.4) $ 1.4 $ (.4) $ .4 A 100 basis point change in the assumed health care cost trend rates would have had the following effects at December 31, 2023: 100 Basis Point Increase 100 Basis Point Decrease (In millions) Service and interest cost components for 2024 $ — $ — Postretirement benefit obligation as of December 31, 2023 $ 0.4 $ (0.4) The Company plans to continue to use its current methodologies to determine plan costs.
The Company updates its estimate of the transaction price each reporting period and the effect of variable consideration on the transaction price is recognized as an adjustment to revenue on a cumulative catch-up basis. The Company believes its estimates surrounding the cost-to-cost method are reasonable based on the information that is known when the estimates are made.
The Company updates its estimate of the transaction price each reporting period and the effect of variable consideration on the transaction price is recognized as an adjustment to revenue on a cumulative catch-up basis.
The amounts related to these items were as follows: Years ended December 31, 2022 2021 2020 (In millions) Intersegment transactions: Operating revenues $ 84.1 $ 77.6 $ 77.0 Operation and maintenance 25.9 18.7 19.1 Purchased natural gas sold 58.2 58.9 57.9 For more information on intersegment eliminations, see Item 8 - Note 17.
The amounts related to these items were as follows: Years ended December 31, 2023 2022 2021 (In millions) Intersegment transactions: Operating revenues $ 71.4 $ 69.7 $ 65.9 Operation and maintenance 9.3 11.5 7.0 Purchased natural gas sold 62.1 58.2 58.9 Other income 13.6 0.6 0.1 Interest expense 13.6 0.6 0.1 For more information on intersegment eliminations, see Item 8 - Note 18.
Morgan Securities LLC and MUFG Securities Americas Inc., as sales agents. This agreement, as amended, allows the offering, issuance and sale of up to 6.4 million shares of the Company's common stock in connection with an “at-the-market” offering. The common stock may be offered for sale, from time to time, in accordance with the terms and conditions of the agreement.
Morgan Securities LLC and MUFG Securities Americas Inc., as sales agents. This agreement, as amended, allows the offering, issuance and sale of up to 6.4 million shares of the Company's common stock in connection with an “at-the-market” offering. On August 10, 2023, the Company terminated the distribution agreement.
These increases were partially offset by lower transmission and storm work projects. ◦ Partially offset by: ▪ Lower industrial revenues driven by decreased demand for maintenance, high-tech and refinery projects and lower service revenues driven by decreased demand for the repair and maintenance of electrical and mechanical projects. ▪ Lower transportation revenues, primarily from lower customer demand for street lighting projects of $39.8 million. • Gross profit increased $28.1 million. ◦ Largely due to the increased electrical and mechanical revenues previously discussed. ◦ Partially offset by higher operating costs related to inflationary pressures, including labor, materials and equipment costs. • Selling, general and administrative expense increased $9.2 million resulting from higher payroll-related costs of $5.7 million, increased expected credit losses of $2.4 million due to changes in estimates during 2021 and higher office expenses. • Other income increased $4.7 million, primarily related to the Company's joint ventures. • Interest expense increased $2.8 million due to higher working capital needs and higher interest rates. • Income tax expense increased $5.4 million as a result of higher income before income taxes. 2021 compared to 2020 Construction services earnings decreased $300,000 as a result of: • Revenues decreased $44.1 million. ◦ Largely due to: ▪ The completion of several large commercial projects in early 2021 and 2020 in the Las Vegas market of $129.0 million. ▪ Decreased institutional projects of $15.0 million from less available work and the completion of a larger project. ▪ The completion of a significant industrial project of $43.0 million. ▪ Decreased demand for electric transportation projects which includes traffic signalization and street lighting. ◦ Partially offset by: ▪ Higher industrial work due to the number of projects awarded and progress on significant projects of $96.0 million. ▪ Increased service work of $37.0 million related to the repair and maintenance of electrical, mechanical and fire protection systems. ▪ Strong demand for utility projects including the progress on substations of $21.0 million and power line repair of $3.0 million.
These increases were partially offset by lower transmission and storm work projects. ◦ Partially offset by: ▪ Lower industrial revenues driven by decreased demand for maintenance, high-tech and refinery projects and lower service revenues driven by decreased demand for the repair and maintenance of electrical and mechanical projects. ▪ Lower transportation revenues, primarily from lower customer demand for street lighting projects of $39.8 million. • Gross profit increased $28.1 million. ◦ Largely due to the increased electrical and mechanical revenues previously discussed. ◦ Partially offset by higher operating costs related to inflationary pressures, including labor, materials and equipment costs. • Selling, general and administrative expense increased $9.2 million resulting from higher payroll-related costs of $5.7 million, increased expected credit losses of $2.4 million due to changes in estimates during 2021 and higher office expenses. • Other income increased $4.7 million, primarily related to the Company's joint ventures. • Interest expense in continuing operations increased $300,000 due to higher working capital needs and higher interest rates. • Income tax expense in continuing operations increased $6.0 million as a result of higher income before income taxes.
The Company has also seen rapidly growing needs for services across the electric vehicle charging, wind generation and energy storage markets that complement existing renewable projects performed by the Company.
The Company has also seen rapidly growing needs for services across the electric vehicle charging, solar generation and energy storage markets that complement existing renewable projects performed by the Company. Backlog consists of the uncompleted portion of services to be performed under job-specific contracts.
The Company has contract administration, accounting and management control systems in place that allow its estimates to be updated and monitored on a regular basis.
The Company believes its estimates surrounding the cost-to-cost method are reasonable based on the information that is known when the estimates are made. The Company has contract administration, accounting and management control systems in place that allow its estimates to be updated and monitored on a regular basis.
Natural gas production has rebounded to pre-pandemic levels and drilling rig activities have increased, and the Company expects continued gradual increases over the next 2 years. The production delay, along with long-term contractual commitments on the North Bakken Expansion project placed in service in February 2022, has negatively impacted customer renewals of certain contracts.
The production delay, along with the long-term contractual commitments on the North Bakken Expansion project placed in service in February 2022, negatively impacted customer renewal of certain contracts. Natural gas production has since rebounded, and is currently at record levels and the Company expects gradual increases in oil well drilling activity over the next two years.
Rising interest rates have resulted in, and will likely continue to result in, higher borrowing costs on new debt, resulting in impacts to the Company's asset valuations and negatively impacting the purchasing power of its customers.
Rising interest rates have resulted in and may continue to result in higher borrowing costs on new debt, resulting in impacts to the Company's asset valuations and negatively impacting the purchasing power of its customers. The Company has continued to evaluate its businesses and has increased pricing for its products and services where possible.
Long lead times are attributable to increased demand for steel products from pipeline companies as they continue pipeline system safety and integrity replacement projects driven by PHMSA regulations, as well as delays in the manufacturing and shipping of electrical equipment as a result of the lingering effects of the COVID-19 pandemic, staffing shortages across multiple industries and global conflicts.
Long lead times are attributable to increased demand for steel products from pipeline companies as they continue pipeline system safety and integrity replacement projects driven by PHMSA regulations, as well as delays in the manufacturing and shipping of electrical equipment and increased demand for electrical equipment due to regulatory activity and grid expansion.
The Company continues to focus on improving existing operations and growth opportunities through organic projects in all areas in which it operates, which includes additional projects with local distribution companies, Bakken area producers and industrial customers in various stages of development. In July 2021, the Company announced plans for a natural gas pipeline expansion project in eastern North Dakota.
The Company continues to focus on improving existing operations and growth opportunities through organic projects in all areas in which it operates, which includes additional projects with local distribution companies, Bakken area producers and industrial customers in various stages of development. 46 MDU Resources Group, Inc.
Funding for the pension plans is actuarially determined. The Company has no minimum funding requirements for its defined benefit pension plans for 2023 due to an additional contribution of $20.0 million in 2019, which created prefunding credits to be used in future periods. There were no minimum required contributions for the years ended December 31, 2022 and 2021 or 2020.
The Company expects to contribute the minimum funding requirement of $3.3 million in 2024. There were no minimum required contributions for the years ended December 31, 2023, 2022, or 2021 due to an additional contribution of $20.0 million in 2019, which created prefunding credits that were used in future periods.
At December 31, 2022 and 2021, regulatory assets in recovery were $427.8 million and $367.7 million, respectively, and regulatory assets not in recovery were $67.0 million and $108.8 million, respectively.
At December 31, 2023 and 2022, regulatory assets in recovery were $496.1 million and $427.8 million, respectively, and regulatory assets not in recovery were $123.5 million and $67.0 million, respectively.
In addition, the Company adds a reasonable control premium when calculating the fair value utilizing the peer multiples, which is estimated as the premium that would be received in a sale in an orderly transaction between market participants. The Company used a 20 percent control premium in 2022 and a 15 percent control premium in 2021 and 2020.
With the exception of the rate base trading multiple, the Company adds a reasonable control premium when calculating the fair value utilizing the peer multiples, which is estimated as the premium that would be received in a sale in an orderly transaction between market participants.
See Item 1A - Risk Factors for a description of the risks and uncertainties with the proposed future structure. The Company incurred costs in connection with the announced strategic initiatives in 2022, as noted in the Business Segment Financial and Operating Data section, and expects to continue to incur these costs until the initiatives are completed.
The Company incurred costs in connection with the announced strategic initiatives in 2022 and 2023, as noted in the Business Segment Financial and Operating Data section, and expects to continue to incur these costs until the initiatives are completed.
Changes in estimates could have a material effect on the Company's results of operations, financial position and cash flows. For the years ended December 31, 2022 and 2021, the Company's total construction contract revenue was $3.8 billion and $3.0 billion, respectively. Several factors are evaluated in determining the bid price for contract work.
Changes in estimates could have a material effect on the Company's results of operations, financial position and cash flows. For the years ended December 31, 2023 and 2022, the Company's total construction contract revenue was $2.8 billion and $2.6 billion, respectively. MDU Resources Group, Inc.
The Company uses significant judgment in estimating its five-year forecast. The assumptions underlying cash flow projections are in sync as applicable with the Company's strategy and assumptions. Future projections are heavily correlated with the current year results of operations. Future results of operations may vary due to economic and financial impacts.
The Company used a 20 percent control premium in 2023 and 2022 and a 15 percent control premium in 2021. The Company uses significant judgment in estimating its five-year forecast. The assumptions underlying cash flow projections are in sync as applicable with the Company's strategy and assumptions. Future projections are heavily correlated with the current year results of operations.
Outlook Funding for public projects is highly dependent on federal and state funding, such as appropriations to the Federal Highway Administration. The American Rescue Plan provides $1.9 trillion in COVID-19 relief funding for states, schools and local government including broadband infrastructure.
Some of the construction services projects are publicly funded, which is highly dependent on federal and state funding. The American Rescue Plan provides $1.9 trillion in COVID-19 relief funding for states, schools and local government including broadband infrastructure.
Therefore, expected recovery or refund of these deferred items generally is based on specific ratemaking decisions or precedent for each item. If future recovery of costs is no longer probable, the Company would be required to include those costs in the statement of income or accumulated other comprehensive loss in the period in which it is no longer deemed probable.
If future recovery of costs is no longer probable, the Company would be required to include those costs in the statement of income or accumulated other comprehensive loss in the period in which it is no longer deemed probable.
At December 31, 2022, there were no amounts outstanding under the revolving credit agreement. (b) Certain provisions allow for increased borrowings, up to a maximum of $125.0 million. (c) Outstanding letter(s) of credit reduce the amount available under the credit agreement. (d) Certain provisions allow for increased borrowings, up to a maximum of $125.0 million.
(b) Certain provisions allow for increased borrowings, up to a maximum of $125.0 million. (c) Outstanding letter(s) of credit reduce the amount available under the credit agreement. (d) Certain provisions allow for increased borrowings, up to a maximum of $125.0 million. (e) Certain provisions allow for increased borrowings, up to a maximum of $250.0 million. MDU Resources Group, Inc.
Form 10-K Index Part II Earnings overview - The following information summarizes the performance of the pipeline segment. 2022 vs. 2021 2021 vs. 2020 Years ended December 31, 2022 2021 2020 Variance Variance (In millions) Operating revenues $ 155.6 $ 142.6 $ 143.9 9 % (1) % Operating expenses: Operation and maintenance 60.9 61.3 59.9 (1) % 2 % Depreciation, depletion and amortization 26.9 20.5 21.7 31 % (6) % Taxes, other than income 12.3 12.7 12.9 (3) % (2) % Total operating expenses 100.1 94.5 94.5 6 % — % Operating income 55.5 48.1 49.4 15 % (3) % Other income 1.3 9.4 2.9 (86) % 224 % Interest expense 11.3 7.0 7.6 61 % (8) % Income before income taxes 45.5 50.5 44.7 (10) % 13 % Income tax expense 10.2 9.6 7.7 6 % 25 % Net income $ 35.3 $ 40.9 $ 37.0 (14) % 11 % Operating statistics 2022 2021 2020 Transportation volumes (MMdk) 482.9 471.1 438.6 Natural gas gathering volumes (MMdk) — — 8.6 Customer natural gas storage balance (MMdk): Beginning of period 23.0 25.5 16.2 Net injection (withdrawal) (1.8) (2.5) 9.3 End of period 21.2 23.0 25.5 2022 compared to 2021 Pipeline earnings decreased $5.6 million as a result of: • Revenues increased $13.0 million. ◦ Driven by increased transportation volume revenues of $16.4 million, largely due to the North Bakken Expansion project placed in service in February 2022. ◦ Partially offset by: ▪ Lower non-regulated project revenues of $2.3 million. ▪ Lower transmission rates due to expired negotiated contracts converted to tariff rates. • Operation and maintenance decreased $400,000. ◦ Primarily due to: ▪ Lower payroll-related costs of $2.2 million, largely related to lower incentive accruals and benefit-related costs. ▪ Lower non-regulated project costs of $1.3 million directly associated with lower non-regulated project revenues, as previously discussed. ◦ Partially offset by higher legal, maintenance materials and contract services. • Depreciation, depletion and amortization increased $6.4 million due to increased property, plant and equipment balances, largely related to the North Bakken Expansion project. • Taxes, other than income decreased $400,000 resulting from lower property taxes of $700,000 in Montana, partially offset by higher property taxes in North Dakota. • Other income decreased $8.1 million, primarily due to: ◦ Lower AFUDC of $7.8 million as a result of the completion of the North Bakken Expansion project placed in service in February 2022. ◦ Lower returns on the Company's nonqualified benefit plan investments, as discussed in Note 8. • Interest expense increased $4.3 million, resulting from interest associated with higher debt balances to fund capital expenditures and lower AFUDC as a result of the North Bakken Expansion project placed in service in February 2022. • Income tax expense increased $600,000, largely a result of a reduction in tax credits, partially offset by lower income before income taxes.
Form 10-K 45 Index Part II 2022 compared to 2021 Pipeline earnings decreased $5.6 million as a result of: • Revenues increased $13.0 million. ◦ Driven by increased transportation volume revenues of $16.4 million, largely due to the North Bakken Expansion project placed in service in February 2022. ◦ Partially offset by: ▪ Lower non-regulated project revenue of $2.3 million. ▪ Lower transmission rates due to expired negotiated contracts converted to tariff rates. • Operation and maintenance decreased $400,000. ◦ Primarily due to: ▪ Lower payroll-related costs of $2.2 million, largely related to lower incentive accruals and benefit-related costs. ▪ Lower non-regulated project costs of $1.3 million directly associated with lower non-regulated project revenues, as previously discussed. ◦ Partially offset by higher legal, maintenance materials and contract services. • Depreciation and amortization increased $6.4 million due to increased property, plant and equipment balances, largely related to the North Bakken Expansion project. • Taxes, other than income decreased $400,000 resulting from lower property taxes of $700,000 in Montana, partially offset by higher property taxes in North Dakota. • Other income decreased $8.1 million, primarily due to: ◦ Lower AFUDC of $7.8 million as a result of the completion of the North Bakken Expansion project placed in service in February 2022. ◦ Lower returns on the Company's nonqualified benefit plan investments, as discussed in Note 9. • Interest expense in continuing operations increased $3.4 million, resulting from interest associated with higher debt balances to fund capital expenditures and lower AFUDC as a result of the North Bakken Expansion project placed in service in February 2022. • Income tax expense in continuing operations increased $800,000, largely a result of a reduction in tax credits, partially offset by lower income before income taxes.
Liquidity and Capital Commitments At December 31, 2022, the Company had cash and cash equivalents of $80.5 million and available borrowing capacity of $427.3 million under the outstanding credit facilities of the Company's subsidiaries.
Liquidity and Capital Commitments At December 31, 2023, the Company had cash, cash equivalents and restricted cash of $77.0 million and available borrowing capacity of $525.8 million under the outstanding credit facilities of the Company and its subsidiaries.
This ratio is calculated as the Company's total equity, divided by the Company's total capital. Total capital is the Company's total debt, including short-term borrowings and long-term debt due within 12 months, plus total equity. Management believes this ratio is an indicator of how the Company is financing its operations, as well as its financial strength.
This ratio is calculated as the Company's total equity, divided by the Company's total capital. Total capital is the Company's total debt, excluding debt in discontinued operations and including short-term borrowings and long-term debt due within 12 months, plus total equity.