Biggest changeNon-GAAP Financial Measures The following tables reconcile the non-GAAP financial measurements used by management to our most directly comparable GAAP measures for the years ended December 31, 2023 and 2022, which represents EBITDA, adjusted EBITDA, adjusted EBITDA after giving effect to the exit of the butane optimization business, distributable cash flow, and adjusted free cash flow: Reconciliation of Net Loss to EBITDA, Adjusted EBITDA, and Adjusted EBITDA After Giving Effect to the Exit of the Butane Optimization Business Year Ended December 31, 2023 2022 (in thousands) Net loss $ (4,549) $ (10,334) Adjustments: Interest expense 60,290 53,665 Income tax expense 5,918 7,927 Depreciation and amortization 49,895 56,280 EBITDA 111,554 107,538 Adjustments: Gain on disposition of property, plant and equipment (1,373) (5,669) Loss on extinguishment of debt 5,121 — Lower of cost or net realizable value and other non-cash adjustments (12,850) 12,850 Unit-based compensation 163 161 Adjusted EBITDA 102,615 114,880 Adjustments: Plus: net loss associated with butane optimization business 2,256 20,015 Plus: lower of cost or net realizable value and other non-cash adjustments 12,850 (12,850) Adjusted EBITDA after giving effect to the exit of the butane optimization business $ 117,721 $ 122,045 51 Reconciliation of Net Cash Provided by Operating Activities to Adjusted EBITDA, Adjusted EBITDA After Giving Effect to the Exit of the Butane Optimization Business, Distributable Cash Flow, and Adjusted Free Cash Flow Year Ended December 31, 2023 2022 (in thousands) Net cash provided by operating activities $ 137,468 $ 16,148 Interest expense 1 54,112 50,513 Current income tax expense 1,732 2,183 Lower of cost or market and other non-cash adjustments (12,850) 12,850 Commodity cash flow hedging gains reclassified to earnings — 901 Net cash received for closed commodity derivative positions included in AOCI — (85) Changes in operating assets and liabilities which (provided) used cash: Accounts and other receivables, inventories, and other current assets (97,149) 38,179 Trade, accounts and other payables, and other current liabilities 16,891 (4,428) Other 2,411 (1,381) Adjusted EBITDA 102,615 114,880 Plus: net loss associated with butane optimization business 2,256 20,015 Plus: lower of cost or net realizable value and other non-cash adjustments 12,850 (12,850) Adjusted EBITDA after giving effect to the exit of the butane optimization business 117,721 122,045 Adjustments: Interest expense (60,290) (53,665) Income tax expense (5,918) (7,927) Deferred income taxes 4,186 5,744 Amortization of deferred debt issuance costs 3,978 3,152 Amortization of discount on notes payable 2,200 — Payments for plant turnaround costs (4,825) (5,176) Maintenance capital expenditures (24,277) (19,074) Distributable Cash Flow 32,775 45,099 Principal payments under finance lease obligations (9) (279) Expansion capital expenditures (11,034) (6,883) Adjusted Free Cash Flow $ 21,732 $ 37,937 1 Net of amortization of debt issuance costs and discount, which are included in interest expense but not included in net cash provided by operating activities. 52 Results of Operations The results of operations for the years ended December 31, 2023 and 2022 have been derived from our consolidated financial statements.
Biggest changeThe following tables reconcile the non-GAAP financial measurements used by management to our most directly comparable GAAP measures for the years ended December 31, 2024 and 2023, which represents EBITDA, Adjusted EBITDA, Credit Adjusted EBITDA, Distributable Cash Flow, and Adjusted Free Cash Flow: Reconciliation of Net Loss to EBITDA, Adjusted EBITDA, and Credit Adjusted EBITDA Year Ended December 31, 2024 2023 (in thousands) Net loss $ (5,207) $ (4,549) Adjustments: Interest expense 57,706 60,290 Income tax expense 4,197 5,918 Depreciation and amortization 50,787 49,895 EBITDA 107,483 111,554 Adjustments: Gain on disposition of property, plant and equipment (1,584) (1,373) Loss on extinguishment of debt — 5,121 Transaction expenses related to the terminated Merger with Martin Resource Management Corporation 3,674 — Equity in loss of DSM Semichem LLC 624 — Non-cash contractual revenue deferral adjustment 221 — Lower of cost or net realizable value and other non-cash adjustments — (12,850) Unit-based compensation 187 163 Adjusted EBITDA 110,605 102,615 Adjustments: Pro-forma adjustment related to ELSA project 2,655 — Capitalized interest 1,153 310 Net loss associated with butane optimization business — 2,256 Lower of cost or net realizable value and other non-cash adjustments — 12,850 Credit Adjusted EBITDA $ 114,413 $ 118,031 52 Reconciliation of Net Cash Provided by Operating Activities to Adjusted EBITDA, Credit Adjusted EBITDA, Distributable Cash Flow, and Adjusted Free Cash Flow Year Ended December 31, 2024 2023 (in thousands) Net cash provided by operating activities $ 48,351 $ 137,468 Interest expense 1 52,221 54,112 Current income tax expense 3,943 1,732 Transaction expenses related to the terminated Merger with Martin Resource Management Corporation 3,674 — Non-cash contractual revenue deferral adjustment 221 — Lower of cost or market and other non-cash adjustments — (12,850) Changes in operating assets and liabilities which (provided) used cash: Accounts and other receivables, inventories, and other current assets 14,037 (97,149) Trade, accounts and other payables, and other current liabilities (10,424) 16,891 Other (1,418) 2,411 Adjusted EBITDA 110,605 102,615 Pro-forma adjustment related to ELSA project 2,655 — Capitalized interest 1,153 310 Net loss associated with butane optimization business — 2,256 Lower of cost or net realizable value and other non-cash adjustments — 12,850 Credit Adjusted EBITDA 114,413 118,031 Adjustments: Interest expense (57,706) (60,290) Income tax expense (4,197) (5,918) Deferred income taxes 254 4,186 Amortization of deferred debt issuance costs 3,085 3,978 Amortization of discount on notes payable 2,400 2,200 Payments for plant turnaround costs (10,897) (4,825) Maintenance capital expenditures (23,233) (24,277) Distributable Cash Flow 24,119 33,085 Principal payments under finance lease obligations (9) (9) Investment in DSM Semichem LLC (6,938) — Expansion capital expenditures (18,493) (11,034) Adjusted Free Cash Flow $ (1,321) $ 22,042 1 Net of amortization of debt issuance costs and discount, which are included in interest expense but not included in net cash provided by operating activities. 53 Results of Operations The results of operations for the years ended December 31, 2024 and 2023 have been derived from our consolidated financial statements.
Our management uses a variety of financial and operational measurements other than our financial statements prepared in accordance with U.S. GAAP to analyze our performance. Certain items excluded from EBITDA and Adjusted EBITDA are significant components in understanding and assessing an entity's financial performance, such as cost of capital and historical costs of depreciable assets. EBITDA and Adjusted EBITDA .
Our management uses a variety of financial and operational measurements other than our financial statements prepared in accordance with U.S. GAAP to analyze our performance. Certain items excluded from EBITDA and Adjusted EBITDA are significant components in understanding and assessing an entity's financial performance, such as cost of capital and historical costs of depreciable assets.
Seasonality A substantial portion of our revenues is dependent on sales prices of products, particularly fertilizers and NGLs, which fluctuate in part based on spring and winter weather conditions. The demand for fertilizers is strongest during the early spring planting season. The demand for NGLs is strongest during the winter heating season.
Seasonality A substantial portion of our revenues is dependent on sales prices of products, particularly NGLs and fertilizers, which fluctuate in part based on winter and spring weather conditions. The demand for NGLs is strongest during the winter heating season. The demand for fertilizers is strongest during the early spring planting season.
In addition, the amended credit facility contains various covenants, which, among other things, limit our and our subsidiaries’ ability to: (i) grant or assume liens; (ii) make investments (including investments in our joint ventures) and acquisitions; (iii) enter into certain types of hedging agreements; (iv) incur or assume indebtedness; (v) sell, transfer, assign or convey assets; (vi) repurchase our equity, make distributions (including a limit on our ability to make quarterly distributions to unitholders in excess of $0.005 per unit unless our Total Leverage Ratio is below 3.75:1:00, pro forma first lien leverage is less than 1.00 to 1.00, and our pro forma liquidity is greater than or equal to 35% of the commitments under our amended credit facility) and certain other restricted payments; (vii) change the nature of our business; (viii) engage in transactions with affiliates; (ix) enter into certain burdensome agreements; (x) make certain amendments to the Omnibus Agreement and our material agreements; and (xi) permit our joint ventures to incur indebtedness or grant certain liens.
In addition, the credit facility contains various covenants, which, among other things, limit our and our subsidiaries’ ability to: (i) grant or assume liens; (ii) make investments (including investments in our joint ventures) and acquisitions; (iii) enter into certain types of hedging agreements; (iv) incur or assume indebtedness; (v) sell, transfer, assign or convey assets; (vi) repurchase our equity, make distributions (including a limit on our ability to make quarterly distributions to unitholders in excess of $0.005 per unit unless our Total Leverage Ratio is below 3.75:1:00, pro forma first lien leverage is less than 1.00 to 1.00, and our pro forma liquidity is greater than or equal to 35% of the commitments under our credit facility) and certain other restricted payments; (vii) change the nature of our business; (viii) engage in transactions with affiliates; (ix) enter into certain burdensome agreements; (x) make certain amendments to the Omnibus Agreement and our material agreements; and (xi) permit our joint ventures to incur indebtedness or grant certain liens.
The amended credit facility contains customary events of default, including, without limitation: (i) failure to pay any principal, interest, fees, expenses or other amounts when due; (ii) failure to meet the quarterly financial covenants; (iii) failure to observe any other agreement, obligation, or covenant in the amended credit facility or any related loan document, subject to cure periods for certain failures; (iv) the failure of any representation or warranty to be materially true and correct when made; (v) our, or any of our subsidiaries’ default under other indebtedness that exceeds a threshold amount; (vi) bankruptcy or other insolvency events involving us or any of our subsidiaries; (vii) judgments against us or any of our subsidiaries, in excess of a threshold amount; (viii) certain ERISA events involving us or any of our subsidiaries, in excess of a threshold amount; (ix) a change in control (as defined in the amended credit facility); and (x) the invalidity of any of the loan documents or the failure of any of the collateral documents to create a lien on the collateral.
The credit facility contains customary events of default, including, without limitation: (i) failure to pay any principal, interest, fees, expenses or other amounts when due; (ii) failure to meet the quarterly financial covenants; (iii) failure to observe any other agreement, obligation, or covenant in the credit facility or any related loan document, subject to cure periods for certain failures; (iv) the failure of any representation or warranty to be materially true and correct when made; (v) our, or any of our subsidiaries’ default under other indebtedness that exceeds a threshold amount; (vi) bankruptcy or other insolvency events involving us or any of our subsidiaries; (vii) judgments against us or any of our subsidiaries, in excess of a threshold amount; (viii) certain ERISA events involving us or any of our subsidiaries, in excess of a threshold amount; (ix) a change in control (as defined in the credit facility); and (x) the invalidity of any of the loan documents or the failure of any of the collateral documents to create a lien on the collateral.
The commitments under the amended credit facility can be increased from time to time upon our request, subject to certain conditions (including the consent of the increasing lenders), up to an additional $50.0 million. The amended credit facility is used for ongoing working capital needs and general partnership purposes, including to finance permitted investments, acquisitions and capital expenditures.
The commitments under the credit facility can be increased from time to time upon our request, subject to certain conditions (including the consent of the increasing lenders), up to an additional $50.0 million. The credit facility is used for ongoing working capital needs and general partnership purposes, including to finance permitted investments, acquisitions and capital expenditures.
To compensate for these limitations, we believe that it is important to consider net income (loss) and net cash provided by (used in) operating activities as determined under GAAP, as well as adjusted EBITDA, to evaluate our overall performance. Distributable Cash Flow and Adjusted Free Cash Flow.
To compensate for these limitations, we believe that it is important to consider net income (loss) and net cash provided by (used in) operating activities as determined under GAAP, as well as Adjusted EBITDA, to evaluate our overall performance. Distributable Cash Flow.
Indebtedness under the credit facility bears interest at our option at the Adjusted Term SOFR (as defined in the amended credit facility), plus an applicable margin, or the Alternate Base Rate (the highest of the Federal Funds Rate plus 0.50%, the one-month Adjusted Term SOFR plus 1.0%, or the administrative agent’s prime rate) plus an applicable margin.
Indebtedness under the credit facility bears interest at our option at the Adjusted Term SOFR (as defined in the credit facility), plus an applicable margin, or the Alternate Base Rate (the highest of the Federal Funds Rate plus 0.50%, the one-month Adjusted Term SOFR plus 1.0%, or the administrative agent’s prime rate) plus an applicable margin.
Obligations under the amended credit facility are secured by first priority liens on substantially all of our assets and those of the guarantors, including, without limitation, inventory, accounts receivable, bank accounts, marine vessels, equipment, fixed assets and the interests in certain subsidiaries.
Obligations under the credit facility are secured by first priority liens on substantially all of our assets and those of the guarantors, including, without limitation, inventory, accounts receivable, bank accounts, marine vessels, equipment, fixed assets and the interests in certain subsidiaries.
We may prepay all amounts outstanding under the amended credit facility at any time without premium or penalty (other than customary breakage costs associated with Term SOFR (as defined in the amended credit facility), subject to certain notice requirements.
We may prepay all amounts outstanding under the credit facility at any time without premium or penalty (other than customary breakage costs associated with Term SOFR (as defined in the credit facility), subject to certain notice requirements.
The amended credit facility also contains certain default provisions relating to Martin Resource Management Corporation. If Martin Resource Management Corporation no longer controls our general partner, the lenders under the amended credit facility may declare all amounts outstanding thereunder immediately due and payable.
The credit facility also contains certain default provisions relating to Martin Resource Management Corporation. If Martin Resource Management Corporation no longer controls our general partner, the lenders under the credit facility may declare all amounts outstanding thereunder immediately due and payable.
In addition, an event of default by Martin Resource Management Corporation under its credit facility could independently result in an event of default under our amended credit facility if it is deemed to have a material adverse effect on us.
In addition, an event of default by Martin Resource Management Corporation under its credit facility could independently result in an event of default under our credit facility if it is deemed to have a material adverse effect on us.
If an event of default relating to bankruptcy or other insolvency events occurs with respect to us or any of our subsidiaries, all indebtedness under our amended credit facility will immediately become due and payable.
If an event of default relating to bankruptcy or other insolvency events occurs with respect to us or any of our subsidiaries, all indebtedness under our credit facility will immediately become due and payable.
If any other event of default exists under our amended credit facility, the lenders may terminate their commitments to lend us money, accelerate the maturity of the indebtedness outstanding under the amended credit facility and exercise other rights and remedies.
If any other event of default exists under our credit facility, the lenders may terminate their commitments to lend us money, accelerate the maturity of the indebtedness outstanding under the credit facility and exercise other rights and remedies.
The 2028 Notes and the guarantees thereof rank effectively senior to all of the Issuers’ existing and future unsecured indebtedness to the extent of the value of the collateral securing the 2028 Notes and such guarantees. 61 Maturity and Interest The 2028 Notes will mature on February 15, 2028.
The 2028 Notes and the guarantees thereof rank effectively senior to all of the Issuers’ existing and future unsecured indebtedness to the extent of the value of the collateral securing the 2028 Notes and such guarantees. Maturity and Interest The 2028 Notes will mature on February 15, 2028.
Adjusted EBITDA may not be comparable to similarly titled measures of other companies because other companies may not calculate Adjusted EBITDA in the same manner. Adjusted EBITDA does not include interest expense, income tax expense, and depreciation and amortization.
Adjusted EBITDA and Credit Adjusted EBITDA may not be comparable to similarly titled measures of other companies because other companies may not calculate Adjusted EBITDA in the same manner. Adjusted EBITDA does not include interest expense, income tax expense, and depreciation and amortization.
The amended credit facility requires mandatory prepayments of amounts outstanding thereunder with excess cash that exceeds $25.0 million and the net proceeds of certain asset sales.
The credit facility requires mandatory prepayments of amounts outstanding thereunder with excess cash that exceeds $25.0 million and the net proceeds of certain asset sales.
In addition, if any event of default exists under our amended credit facility, the lenders may commence foreclosure or other actions against the collateral. 2028 Senior Secured Notes and Indenture General On February 8, 2023, the Issuers issued $400.0 million aggregate principal amount of their 11.50% senior secured second lien notes due 2028 (the "2028 Notes").
In addition, if any event of default exists under our credit facility, the lenders may commence foreclosure or other actions against the collateral. 62 2028 Senior Secured Notes and Indenture General On February 8, 2023, the Issuers issued $400.0 million aggregate principal amount of their 11.50% senior secured second lien notes due 2028 (the "2028 Notes").
Further, extraordinary weather events, such as hurricanes, have in the past, and could in the future, impact our Terminalling and Storage, Sulfur Services, and Transportation business segments. Impact of Inflation Inflation did not have a material impact on our results of operations in 2023, 2022 or 2021. Inflation may increase the cost to acquire or replace property, plant and equipment.
Further, extraordinary weather events, such as hurricanes, have in the past, and could in the future, impact our Terminalling and Storage, Sulfur Services, and Transportation business segments. Impact of Inflation Inflation did not have a material impact on our results of operations in 2024, 2023 or 2022. Inflation may increase the cost to acquire or replace property, plant and equipment.
The GAAP measures most directly comparable to adjusted EBITDA are net income (loss) and net cash provided by (used in) operating activities.
The GAAP measures most directly comparable to Adjusted EBITDA and Credit Adjusted EBITDA are net income (loss) and net cash provided by (used in) operating activities.
We pay a per annum fee on all letters of credit issued under the amended credit facility, and we pay a commitment fee per annum on the unused revolving credit commitments under the amended credit facility.
We pay a per annum fee on all letters of credit issued under the credit facility, and we pay a commitment fee per annum on the unused revolving credit commitments under the credit facility.
Discussions of the year ended December 31, 2021 that are not included in this Annual Report on Form 10-K and year-to-year comparisons of the year ended December 31, 2022 and the year ended December 31, 2021 can be found in “Management’s Discussion and Analysis of Financial Condition and the Results of Operations” in Part II, Item 7 of our Annual Report on Form 10-K for the year ended December 31, 2022.
Discussions of the year ended December 31, 2022 that are not included in this Annual Report on Form 10-K and year-to-year comparisons of the year ended December 31, 2023 and the year ended December 31, 2022 can be found in “Management’s Discussion and Analysis of Financial Condition and the Results of Operations” in Part II, Item 7 of our Annual Report on Form 10-K for the year ended December 31, 2023.
Our impairment analyses require management to use judgment in estimating future cash flows and useful lives, as well as assessing the probability of different outcomes. Applying this impairment review methodology, no impairment was recorded during the years ended December 31, 2023 or 2022.
Our impairment analyses require management to use judgment in estimating future cash flows and useful lives, as well as assessing the probability of different outcomes. Applying this impairment review methodology, no impairment was recorded during the years ended December 31, 2024 or 2023.
The board of directors of our general partner will review and approve future adjustments in the reimbursement amount for indirect expenses, if any, annually. 58 Liquidity and Capital Resources General Our primary sources of liquidity to meet operating expenses, service our indebtedness, fund capital expenditures and pay distributions to our unitholders have historically been cash flows generated by our operations, borrowings under our credit facility and access to debt and equity capital markets, both public and private.
The Board of Directors will review and approve future adjustments in the reimbursement amount for indirect expenses, if any, annually. 59 Liquidity and Capital Resources General Our primary sources of liquidity to meet operating expenses, service our indebtedness, fund capital expenditures and pay distributions to our unitholders have historically been cash flows generated by our operations, borrowings under our credit facility and access to debt and equity capital markets, both public and private.
The letter of credit fee, the commitment fee and the applicable margins for our interest rate vary quarterly based on our Total Leverage Ratio (as defined in the amended credit facility, being generally computed as the ratio of total funded debt to consolidated earnings before interest, taxes, depreciation, amortization and certain other non-cash charges) and are as follows: Leverage Ratio ABR Loans Term SOFR Rate Loans and Letters of Credit Less than 3.00 to 1.00 1.75 % 2.75 % Greater than or equal to 3.00 to 1.00 and less than 3.50 to 1.00 2.00 % 3.00 % Greater than or equal to 3.50 to 1.00 and less than 4.00 to 1.00 2.25 % 3.25 % Greater than or equal to 4.00 to 1.00 and less than 4.50 to 1.00 2.50 % 3.50 % Greater than or equal to 4.50 to 1.00 2.75 % 3.75 % The applicable margin for Adjusted Term SOFR borrowings at December 31, 2023 was 3.25%.
The letter of credit fee, the commitment fee and the applicable margins for our interest rate vary quarterly based on our Total Leverage Ratio (as defined in the credit facility, being generally computed as the ratio of total funded debt to consolidated earnings before interest, taxes, depreciation, amortization and certain other non-cash charges) and are as follows: 61 Leverage Ratio ABR Loans Term SOFR Rate Loans and Letters of Credit Less than 3.00 to 1.00 1.75 % 2.75 % Greater than or equal to 3.00 to 1.00 and less than 3.50 to 1.00 2.00 % 3.00 % Greater than or equal to 3.50 to 1.00 and less than 4.00 to 1.00 2.25 % 3.25 % Greater than or equal to 4.00 to 1.00 and less than 4.50 to 1.00 2.50 % 3.50 % Greater than or equal to 4.50 to 1.00 2.75 % 3.75 % The applicable margin for Adjusted Term SOFR borrowings at December 31, 2024 was 3.50%.
Adjusted EBITDA should not be considered an alternative to, or more meaningful than, net income (loss), operating income (loss), net cash provided by (used in) operating activities, or any other measure of financial performance presented in accordance with GAAP.
Adjusted EBITDA and Credit Adjusted EBITDA should not be considered an alternative to, or more meaningful than, net income (loss), operating income (loss), net cash provided by (used in) operating activities, or any other measure of financial performance presented in accordance with GAAP.
Effective February 8, 2023, in connection with the completion of our sale of the 2028 Notes, we amended our credit facility (the “amended credit facility”) to, among other things, reduce the commitments thereunder from $275.0 million to $200.0 million (with further scheduled reductions to $175.0 million on June 30, 2023 and $150.0 million on June 30, 2024) and extend the scheduled maturity date of the amended credit facility to February 8, 2027.
Effective February 8, 2023, in connection with the completion of our sale of the 2028 Notes, we amended our credit facility (as further amended from time to time, the "credit facility”) to, among other things, reduce the commitments thereunder from $275.0 million to $200.0 million (with further scheduled reductions to $175.0 million on June 30, 2023 and $150.0 million on June 30, 2024) and extend the scheduled maturity date of the credit facility to February 8, 2027.
Distributable Cash Flow is also a quantitative standard used throughout the investment community with respect to publicly-traded partnerships because the value of a unit of such an entity is generally determined by the unit's yield, which in turn is based on the amount of cash distributions the entity pays to a unitholder.
Distributable Cash Flow is also a quantitative standard used throughout the investment community with respect to publicly-traded partnerships because the value of a unit of such an entity is generally determined by the unit's yield, which in turn is based on the amount of cash distributions the entity pays to a unitholder. 51 Adjusted Free Cash Flow.
We conduct impairment testing using present economic conditions, as well as future expectations. Based upon the most recent annual review as of August 31, 2023, no goodwill impairment exists within our reporting units for the years ended December 31, 2023. No goodwill impairment was recorded during the year ended December 31, 2022.
We conduct impairment testing using present economic conditions, as well as future expectations. Based upon the most recent annual review as of August 31, 2024, no goodwill impairment exists within our reporting units for the year ended December 31, 2024. No goodwill impairment was recorded during the year ended December 31, 2023.
The following table evaluates the potential impact of estimates utilized during the periods ended December 31, 2023 and 2022: 48 Description Judgments and Uncertainties Effect if Actual Results Differ from Estimates and Assumptions Impairment of Long-Lived Assets We periodically evaluate whether the carrying value of long-lived assets has been impaired when circumstances indicate the carrying value of the assets may not be recoverable.
The following table evaluates the potential impact of estimates utilized during the periods ended December 31, 2024 and 2023: 49 Description Judgments and Uncertainties Effect if Actual Results Differ from Estimates and Assumptions Impairment of Long-Lived Assets We periodically evaluate whether the carrying value of long-lived assets has been impaired when circumstances indicate the carrying value of the assets may not be recoverable.
By leveraging our existing assets located in Plainview, Texas and installing additional facilities (the “ELSA Facility”) as required, DSM will produce ELSA that meets the strict quality standards required by the recent advances in semiconductor manufacturing. In addition to owning a 10% non-controlling interest in DSM, we will be the exclusive provider of feedstock to the ELSA Facility.
By leveraging our existing assets located in Plainview, Texas and installing the ELSA Facility as required, DSM will produce ELSA that meets the strict quality standards required by the recent advances in semiconductor manufacturing. In addition to owning a 10% non-controlling interest in DSM, we will be the exclusive provider of feedstock to the ELSA Facility.
For the years ended December 31, 2023 and 2022, the board of directors of our general partner approved reimbursement amounts of $14.0 million and $13.5 million, respectively, reflecting our allocable share of such expenses. The board of directors of our general partner will review and approve future adjustments in the reimbursement amount for indirect expenses, if any, annually.
For the years ended December 31, 2024 and 2023, the Board of Directors approved reimbursement amounts of $13.5 million and $14.0 million, respectively, reflecting our allocable share of such expenses. The Board of Directors will review and approve future adjustments in the reimbursement amount for indirect expenses, if any, annually.
The following table sets forth our operating revenues and operating income by segment for the years ended December 31, 2023 and 2022.
The following table sets forth our operating revenues and operating income by segment for the years ended December 31, 2024 and 2023.
As of December 31, 2023, we have funded approximately $8.6 million toward ELSA related project costs. 47 For more information about the potential physical effects of climate change and environmental regulation on our business, see our environmental and climate change related risk factors in Section 1A “Risk Factors.” Subsequent Events Quarterly Distribution.
As of December 31, 2024, we have funded approximately $27.6 million toward ELSA related project costs. For more information about the potential physical effects of climate change and environmental regulation on our business, see our environmental and climate change related risk factors in Section 1A “Risk Factors.” 48 Subsequent Events Quarterly Distribution.
Certain Relationships and Related Transactions, and Director Independence." 49 Non-GAAP Financial Measures To assist management in assessing our business, we use the following non-GAAP financial measures: earnings before interest, taxes, and depreciation and amortization ("EBITDA"), adjusted EBITDA (as defined below), adjusted EBITDA after giving effect to the exit of the butane optimization business, distributable cash flow available to common unitholders (“Distributable Cash Flow”), and free cash flow after growth capital expenditures and principal payments under finance lease obligations ("Adjusted Free Cash Flow").
Certain Relationships and Related Transactions, and Director Independence." 50 Non-GAAP Financial Measures To assist management in assessing our business, we use the following non-GAAP financial measures: earnings before interest, taxes, and depreciation and amortization ("EBITDA"), Adjusted EBITDA (as defined below), Credit Adjusted EBITDA (as defined below), distributable cash flow available to common unitholders (“Distributable Cash Flow”), and free cash flow after growth capital expenditures and principal payments under finance lease obligations ("Adjusted Free Cash Flow").
As of December 31, 2023, we had $42.5 million outstanding under the credit facility and $9.2 million of outstanding irrevocable letters of credit, leaving a maximum amount available to be borrowed under our credit facility for future borrowings and letters of credit of $123.3 million.
As of December 31, 2024, we had $53.5 million outstanding under the credit facility and $9.2 million of outstanding irrevocable letters of credit, leaving a maximum amount available to be borrowed under our credit facility for future borrowings and letters of credit of $87.3 million.
After giving effect to our then current borrowings, outstanding letters of credit and the financial covenants contained in our credit facility, we had the ability to borrow approximately $109.0 million in additional amounts thereunder as of December 31, 2023.
After giving effect to our then current borrowings, outstanding letters of credit and the financial covenants contained in our credit facility, we had the ability to borrow approximately $80.7 million in additional amounts thereunder as of December 31, 2024.
After giving effect to our then current borrowings, letters of credit, and the financial covenants contained in our credit facility, we had the ability to borrow approximately $109.0 million in additional amounts thereunder as of December 31, 2023.
After giving effect to our then current borrowings, letters of credit, and the financial covenants contained in our credit facility, we had the ability to borrow approximately $80.7 million in additional amounts thereunder as of December 31, 2024.
On January 23, 2024, we declared a quarterly cash distribution of $0.005 per common unit for the fourth quarter of 2023, or $0.02 per common unit on an annualized basis, which was paid on February 14, 2024 to unitholders of record as of February 7, 2024.
On January 21, 2025, we declared a quarterly cash distribution of $0.005 per common unit for the fourth quarter of 2024, or $0.02 per common unit on an annualized basis, which was paid on February 14, 2025 to unitholders of record as of February 7, 2025. Amendment to Credit Facility .
Electronic Level Sulfuric Acid Joint Venture. On October 19, 2022, Martin ELSA Investment LLC, our affiliate, entered into definitive agreements with Samsung C&T America, Inc. and Dongjin USA, Inc., an affiliate of Dongjin Semichem Co., Ltd., to form DSM Semichem LLC (“DSM”). DSM will produce and distribute electronic level sulfuric acid (“ELSA”).
On October 19, 2022, Martin ELSA Investment LLC, our affiliate, entered into definitive agreements with Samsung C&T America, Inc. and Dongjin USA, Inc., an affiliate of Dongjin Semichem Co., Ltd., to form DSM. DSM will produce and distribute ELSA.
At December 31, 2023, we had cash and cash equivalents of $0.05 million and available borrowing capacity of $123.3 million under our credit facility with $42.5 million of borrowings outstanding.
At December 31, 2024, we had cash and cash equivalents of $0.05 million and available borrowing capacity of $87.3 million under our credit facility with $53.5 million of borrowings outstanding.
Letters of Credit . At December 31, 2023, we had outstanding irrevocable letters of credit in the amount of $9.2 million, which were issued under our credit facility. Off Balance Sheet Arrangements.
Letters of Credit . At December 31, 2024, we had outstanding irrevocable letters of credit in the amount of $9.2 million, which were issued under our credit facility. Off Balance Sheet Arrangements. We do not have any off-balance sheet financing arrangements.
Selling, general and administrative expenses . Selling, general and administrative expenses increased primarily due to increased employee-related expenses. Depreciation and amortization . Depreciation and amortization increased as a result of recent capital expenditures, offset by recent disposals. Other operating income, net.
Selling, general and administrative expenses increased primarily as a result of increased employee-related expenses. Depreciation and amortization. The increase in depreciation and amortization is primarily the result of capital expenditures, offset by recent disposals. Other operating income (loss), net.
The board of directors of our general partner approved the following reimbursement amounts: Year Ended December 31, Variance Percent Change 2023 2022 (In thousands) Board approved reimbursement amount $ 13,982 $ 13,491 $ 491 4% The amounts reflected above represent our allocable share of such expenses.
The Board of Directors approved the following reimbursement amounts: Year Ended December 31, Variance Percent Change 2024 2023 (In thousands) Board of Directors approved reimbursement amount $ 13,508 $ 13,982 $ (474) (3)% The amounts reflected above represent our allocable share of such expenses.
The amended credit facility includes financial covenants that are tested on a quarterly basis, based on the rolling four quarter period that ends on the last day of each fiscal quarter, that require maintenance of: 60 • a minimum Interest Coverage Ratio (as defined in the amended credit facility) of at least 2.00:1.00; • a maximum Total Leverage Ratio of not more than 4.75:1.00, stepping down to 4.50:1.00 on March 31, 2025; and • a maximum First Lien Leverage Ratio (as defined in the amended credit facility) of not more than 1.50:1.00.
The credit facility amendment includes financial covenants that are tested on a quarterly basis, based on the rolling four quarter period that ends on the last day of each fiscal quarter, that require maintenance of: • a minimum Interest Coverage Ratio (as defined in the credit facility) of at least 2.00:1.00 for the fiscal quarter ended December 31, 2024, stepping down to 1.75:1.00 for the fiscal quarters ending March 31, 2025, June 30, 2025 and September 30, 2025, and stepping back up to 2.00:1.00 for the fiscal quarter ending December 31, 2025 and each fiscal quarter thereafter; • a maximum First Lien Leverage Ratio (as defined in the credit facility) of not more than 1.50:1.00 for the fiscal quarter ended December 31, 2024, stepping down to 1.25:1.00 for the fiscal quarters ending March 31, 2025, June 30, 2025 and September 30, 2025, and stepping back up to 1.50:1.00 for the fiscal quarter ending December 31, 2025 and each fiscal quarter thereafter.
Cost of products sold . Cost of products sold decreased $118.4 million due to the exit of the butane optimization business in the second quarter 2023. For the remaining products, the decrease in sales volumes of 19% resulted in a $56.2 million reduction to cost of products sold.
Cost of products sold . Cost of products sold decreased $72.3 million due to the exit of the butane optimization business in the second quarter 2023. For the remaining products, the decrease in sales volumes of 3% resulted in a $6.8 million reduction to cost of products sold.
From February 8, 2023 through December 31, 2023, the level of outstanding draws on our amended credit facility ranged from a low of $42.5 million to a high of $138.0 million. The amended credit facility is guaranteed by substantially all of our subsidiaries, other than Martin ELSA Investment LLC.
The level of outstanding draws on our credit facility from January 1, 2024 through December 31, 2024, ranged from a low of $40.5 million to a high of $102.5 million. The credit facility is guaranteed by substantially all of our subsidiaries, other than Martin ELSA Investment LLC.
We define Adjusted EBITDA as EBITDA before unit-based compensation expenses, gains and losses on the disposition of property, plant and equipment, impairment and other similar non-cash adjustments.
Adjusted EBITDA and Credit Adjusted EBITDA . We define Adjusted EBITDA as EBITDA before unit-based compensation expenses, gains and losses on the disposition of property, plant and equipment, impairment and other similar non-cash adjustments, and transaction costs associated with business combination, merger, and divestiture activities.
We believe that Adjusted Free Cash Flow is important to investors, lenders, commercial banks and research analysts since it reflects the amount of cash available for reducing debt, investing in additional capital projects, paying distributions, and similar matters.
We believe that Adjusted Free Cash Flow is important to investors, lenders, commercial banks and research analysts since it reflects the amount of cash available for reducing debt, investing in additional capital projects, paying distributions, and similar matters. Our calculation of Adjusted Free Cash Flow may or may not be comparable to similarly titled measures used by other entities.
Revenue at our Smackover refinery decreased $1.8 million as a result of decreased pipeline revenue of $4.6 million, offset by increases in throughput revenue of $1.1 million, reservation fees of $1.1 million and natural gas surcharge of $0.8 million. Cost of products sold. Cost of products sold remained relatively consistent. Operating expenses.
Revenue at our Smackover refinery decreased $3.2 million as a result of decreases in natural gas surcharge of $3.3 million due to a reduction in usage, throughput revenue of $0.2 million and pipeline revenue of $0.1 million, offset by an increase in reservation fees of $0.3 million. Cost of products sold. Cost of products sold remained relatively consistent. Operating expenses.
Product revenues decreased $102.2 million due to the exit of the butane optimization business in the second quarter 2023. For the remaining products, sales volumes decreased 19%, lowering revenues by $62.9 million, primarily related to a 20% decrease in NGL sales volume. Our average sales price per barrel decreased $8.56, or 8%, decreasing revenues by $28.7 million.
Product revenues decreased $70.5 million due to the exit of the butane optimization business in the second quarter 2023. For the remaining products, sales volumes decreased 3%, lowering revenues by $7.6 million, primarily related to a 6% decrease in other specialty products sales volume. Our average sales price per barrel decreased $1.37, or 1%, decreasing revenues by $3.7 million.
Total Contractual Obligations A summary of our total contractual cash obligations as of December 31, 2023 is as follows (dollars in thousands): Payments due by period Type of Obligation Total Obligation Less than One Year 1-3 Years 3-5 Years Due Thereafter Credit facility $ 42,500 $ — $ — $ 42,500 $ — 11.5% senior secured notes, due 2028 400,000 — — 400,000 — Operating leases 70,054 18,345 30,542 15,734 5,433 Interest payable on fixed long-term debt obligations 188,926 46,000 92,000 50,926 — Total contractual cash obligations $ 701,480 $ 64,345 $ 122,542 $ 509,160 $ 5,433 The interest payable under our credit facility is not reflected in the above table because such amounts depend on the outstanding balances and interest rates, which vary from time to time.
Total Contractual Obligations A summary of our total contractual cash obligations as of December 31, 2024 is as follows (dollars in thousands): Payments due by period Type of Obligation Total Obligation Less than One Year 1-3 Years 3-5 Years Due Thereafter Credit facility $ 53,500 $ — $ 53,500 $ — $ — 11.5% senior secured notes, due 2028 400,000 — — 400,000 — Operating leases 78,479 24,137 36,698 13,289 4,355 Finance leases 69 14 31 24 — Interest payable on finance lease obligations 9 4 5 — — Interest payable on fixed long-term debt obligations 142,926 46,000 92,000 4,926 — Total contractual cash obligations $ 674,983 $ 70,155 $ 182,234 $ 418,239 $ 4,355 60 The interest payable under our credit facility is not reflected in the above table because such amounts depend on the outstanding balances and interest rates, which vary from time to time.
Additionally, ancillary revenue decreased $9.8 million . Operating expenses . The increase in operating expenses is primarily a result of increased employee-related expenses of $5.2 million, lease expense of $5.1 million, insurance premiums of $3.0 million, shop expenses of $0.7 million and outside towing of $0.7 million, offset by a decrease in pass through expenses (primarily fuel) of $6.6 million.
The increase in operating expenses is primarily a result of increased lease expense of $5.1 million related to new equipment, employee-related expenses of $1.2 million, insurance premiums and claims of $1.2 million, and outside hauls and towing of $0.5 million, offset by decreases in repairs and maintenance of $4.0 million and pass through expenses (primarily fuel) of $2.8 million.
Our calculation of Adjusted Free Cash Flow may or may not be comparable to similarly titled measures used by other entities. 50 The GAAP measure most directly comparable to Distributable Cash Flow and Adjusted Free Cash Flow is Net Cash Provided by (Used in) Operating Activities.
The GAAP measure most directly comparable to Distributable Cash Flow and Adjusted Free Cash Flow is Net Cash Provided by (Used in) Operating Activities.
Other operating income (loss), net represents gains and losses from the disposition of property, plant and equipment. 57 Interest Expense Comparative Components of Interest Expense, Net for the Years Ended December 31, 2023 and 2022 Year Ended December 31, Variance Percent Change 2023 2022 (In thousands) Credit facility $ 7,587 $ 9,654 $ (2,067) (21)% Senior notes 45,352 38,903 6,449 17% Amortization of deferred debt issuance costs 3,978 3,152 826 26% Amortization of debt discount 2,200 — 2,200 Other 1,483 1,948 (465) (24)% Finance leases 1 8 (8) (100)% Capitalized interest (310) — (310) Total interest expense, net $ 60,290 $ 53,665 $ 6,625 12% Indirect Selling, General and Administrative Expenses Year Ended December 31, Variance Percent Change 2023 2022 (In thousands) Indirect selling, general and administrative expenses $ 16,030 $ 16,914 $ (884) (5)% Indirect selling, general and administrative expenses decreased primarily due to decreases in employee-related expenses of $1.4 million, offset by a $0.9 million increase in the indirect expenses allocated from Martin Resource Management Corporation.
Other operating income (loss), net represents gains and losses from the disposition of property, plant and equipment. 58 Interest Expense Comparative Components of Interest Expense, Net for the Years Ended December 31, 2024 and 2023 Year Ended December 31, Variance Percent Change 2024 2023 (In thousands) Credit facility $ 6,332 $ 7,587 $ (1,255) (17)% Senior notes 46,000 45,352 648 1% Amortization of deferred debt issuance costs 3,085 3,978 (893) (22)% Amortization of debt discount 2,400 2,200 200 9% Other 1,042 1,483 (441) (30)% Finance leases 4 1 — (100)% Capitalized interest (1,153) (310) (843) (272)% Total interest expense, net $ 57,706 $ 60,290 $ (2,584) (4)% Indirect Selling, General and Administrative Expenses Year Ended December 31, Variance Percent Change 2024 2023 (In thousands) Indirect selling, general and administrative expenses $ 19,556 $ 16,030 $ 3,526 22% Indirect selling, general and administrative expenses increased primarily due to transaction expenses associated with the terminated Merger with Martin Resource Management Corporation of $3.7 million and increased insurance claims expense of $0.8 million, offset by a $0.5 million decrease in the indirect expenses allocated from Martin Resource Management Corporation.
Selling, general and administrative expenses decreased primarily due to the exit of the butane optimization business in the second quarter of 2023. Depreciation and amortization. Depreciation and amortization decreased due to certain assets becoming fully depreciated during the fourth quarter of 2022. Other operating income (loss), net.
Depreciation and amortization decreased due to certain assets becoming fully depreciated during the third quarter of 2023. Other operating income (loss), net.
Generally, if an event of default occurs and is not cured within the time periods specified, the trustee under the 2028 Notes Indenture or the holders of at least 25% in principal amount of the 2028 Notes may declare all the 2028 Notes to be due and payable immediately.
Generally, if an event of default occurs and is not cured within the time periods specified, the trustee under the 2028 Notes Indenture or the holders of at least 25% in principal amount of the 2028 Notes may declare all the 2028 Notes to be due and payable immediately. 63 Capital Resources and Liquidity Historically, we have generally satisfied our working capital requirements and funded our debt service obligations and capital expenditures with cash generated from operations and borrowings under our revolving credit facility.
Net cash provided by (used in) financing activities. Net cash (used in) provided by financing activities for the year ended December 31, 2023 decreased $112.3 million primarily as a result of a $99.3 million decrease in net borrowings from long-term debt combined with increased debt issuance costs of $14.2 million.
Net cash provided by financing activities for the year ended December 31, 2024 increased $114.1 million primarily as a result of the 2023 period, including net pay downs of long-term debt of $88.7 million, primarily resulting from the exit of the butane optimization business, combined with decreased debt issuance costs of $14.3 million.
Cash Flows - Year Ended December 31, 2023 Compared to Year Ended December 31, 2022 The following table details the cash flow changes between the years ended December 31, 2023 and 2022: Year Ended December 31, Variance Percent Change 2023 2022 (In thousands) Net cash provided by (used in): Operating activities $ 137,468 $ 16,148 $ 121,320 751% Investing activities (33,660) (24,644) (9,016) (37)% Financing activities (103,799) 8,489 (112,288) (1,323)% Net increase (decrease) in cash and cash equivalents $ 9 $ (7) $ 16 229% Net cash provided by operating activities.
Cash Flows - Year Ended December 31, 2024 Compared to Year Ended December 31, 2023 The following table details the cash flow changes between the years ended December 31, 2024 and 2023: Year Ended December 31, Variance Percent Change 2024 2023 (In thousands) Net cash provided by (used in): Operating activities $ 48,351 $ 137,468 $ (89,117) (65)% Investing activities (58,601) (33,660) (24,941) (74)% Financing activities 10,251 (103,799) 114,050 110% Net increase (decrease) in cash and cash equivalents $ 1 $ 9 $ (8) (89)% Net cash provided by operating activities.
Net cash provided by operating activities for the year ended December 31, 2023 increased $121.3 million, primarily as a result of a favorable variance in changes in working capital of $114.0 million combined with an increase in operating results and non-cash items of $11.1 million. Net cash used in investing activities.
Net cash provided by operating activities for the year ended December 31, 2024 decreased $89.1 million, primarily as a result of an unfavorable variance in changes in working capital of $80.0 million, primarily resulting from the exit of the butane optimization business in May of 2023, combined with a decrease in operating results and non-cash items of $9.1 million.
We do not have any off-balance sheet financing arrangements. 59 Description of Our Indebtedness Credit Facility At December 31, 2023, we maintained a $175.0 million credit facility that matures February 8, 2027.
Description of Our Indebtedness Credit Facility At December 31, 2024, we maintained a $150.0 million credit facility that matures February 8, 2027.
Net cash used in investing activities for the year ended December 31, 2023 increased $9.0 million. An increase in cash used of $6.7 million resulted from higher payments for capital expenditures and plant turnaround costs in 2023 combined with a decrease of $2.3 million in net proceeds received from the sale of property, plant and equipment.
An increase in cash used of $13.8 million resulted from higher payments for capital expenditures and plant turnaround costs, cash used to make the initial contribution in DSM of $6.9 million, and a decrease of $4.2 million in net proceeds received from the sale of property, plant and equipment. Net cash provided by (used in) financing activities.
Service revenues increased $2.8 million. Revenue at our shore-based terminals increased $2.6 million, including $2.4 million in fuel throughput and $0.4 million in drilling fluids commission, offset by a reduction in space rent of $0.2 million.
Revenues increased $1.1 million. Revenue at our shore-based terminals increased $2.7 million, including $1.9 million in fuel throughput and $0.8 million in space rent. In addition, revenue at our specialty terminals increased $1.8 million primarily as a result of higher throughput and service revenue.
Our average cost per barrel decreased $9.63, or 10%, decreasing cost of products sold by $32.3 million. Our margins increased $1.07 per barrel, or 11%, during the period. Operating expenses . Operating expenses remained relatively consistent. Selling, general and administrative expenses .
Our average cost per barrel decreased $0.98, or 1%, decreasing cost of products sold by $2.7 million. Our margins decreased $0.39 per barrel, or 4%, during the period. Operating expenses . Operating expenses remained relatively consistent. Selling, general and administrative expenses . Selling, general and administrative expenses increased primarily due to higher employee-related costs. Depreciation and amortization.
Other operating loss, net represents gains and losses from the disposition of property, plant and equipment. 54 Transportation Segment Comparative Results of Operations for the Years Ended December 31, 2023 and 2022 Year Ended December 31, Variance Percent Change 2023 2022 (In thousands) Revenues $ 240,926 $ 239,275 $ 1,651 1% Operating expenses 184,334 176,198 8,136 5% Selling, general and administrative expenses 9,787 8,215 1,572 19% Depreciation and amortization 14,879 14,567 312 2% 31,926 40,295 (8,369) (21)% Other operating income, net 1,775 1,062 713 67% Operating income $ 33,701 $ 41,357 $ (7,656) (19)% Marine Transportation Revenues .
Other operating income (loss), net represents gains and losses from the disposition of property, plant and equipment. 55 Transportation Segment Comparative Results of Operations for the Years Ended December 31, 2024 and 2023 Year Ended December 31, Variance Percent Change 2024 2023 (In thousands) Revenues $ 239,807 $ 240,926 $ (1,119) —% Operating expenses 185,813 184,334 1,479 1% Selling, general and administrative expenses 11,496 9,787 1,709 17% Depreciation and amortization 13,027 14,879 (1,852) (12)% 29,471 31,926 (2,455) (8)% Other operating income, net 713 1,775 (1,062) (60)% Operating income $ 30,184 $ 33,701 $ (3,517) (10)% Revenues .
In addition, due to the covenants in our credit facility, our financial and operating performance impacts the amount we are permitted to borrow under that facility.
In addition, due to the covenants in our credit facility, our financial and operating performance impacts the amount we are permitted to borrow under that facility. The Partnership is in compliance with all debt covenants as of December 31, 2024 and expects to be in compliance for the next twelve months.
This region is a major hub for petroleum refining, natural gas gathering and processing, and support services for the exploration and production industry. Significant Recent Developments Exit from Butane Optimization Business. In the second quarter of 2023, we completed the previously announced exit of our butane optimization business at the conclusion of the butane selling season.
This region is a major hub for petroleum refining, natural gas gathering and processing, and support services for the exploration and production industry. Significant Recent Developments Termination of Merger Agreement.
The Partnership is in compliance with all debt covenants as of December 31, 2023 and expects to be in compliance for the next twelve months. 62 Interest Rate Risk We are subject to interest rate risk on our credit facility due to the variable interest rate and may enter into interest rate swaps to reduce this variable rate risk.
Interest Rate Risk We are subject to interest rate risk on our credit facility due to the variable interest rate and may enter into interest rate swaps to reduce this variable rate risk.
Operating Revenues Revenues Intersegment Eliminations Operating Revenues after Eliminations Operating Income (loss) Operating Income Intersegment Eliminations Operating Income (loss) after Eliminations (In thousands) Year Ended December 31, 2023: Terminalling and storage $ 95,459 $ (8,945) $ 86,514 $ 14,532 $ (8,856) $ 5,676 Specialty products 346,863 (86) 346,777 17,109 13,226 30,335 Sulfur services 140,995 — 140,995 17,412 13,024 30,436 Transportation 240,926 (17,249) 223,677 33,701 (17,394) 16,307 Indirect selling, general and administrative — — — (16,030) — (16,030) Total $ 824,243 $ (26,280) $ 797,963 $ 66,724 $ — $ 66,724 Year Ended December 31, 2022: Terminalling and storage $ 92,612 $ (12,419) $ 80,193 $ 1,189 $ (12,291) $ (11,102) Specialty products 540,636 (123) 540,513 1,445 22,697 24,142 Sulfur services 179,164 — 179,164 24,186 9,960 34,146 Transportation 239,275 (20,267) 219,008 41,357 (20,366) 20,991 Indirect selling, general and administrative — — — (16,914) — (16,914) Total $ 1,051,687 $ (32,809) $ 1,018,878 $ 51,263 $ — $ 51,263 53 Terminalling and Storage Segment Comparative Results of Operations for the Years Ended December 31, 2023 and 2022 Year Ended December 31, Variance Percent Change 2023 2022 (In thousands) Revenues $ 95,459 $ 92,612 $ 2,847 3% Cost of products sold 75 19 56 295% Operating expenses 57,393 63,177 (5,784) (9)% Selling, general and administrative expenses 2,070 1,967 103 5% Depreciation and amortization 21,030 26,094 (5,064) (19)% 14,891 1,355 13,536 999% Other operating loss, net (359) (166) (193) (116)% Operating income $ 14,532 $ 1,189 $ 13,343 1,122% Shore-based throughput volumes (gallons) 162,363 85,017 77,346 91% Smackover refinery throughput volumes (guaranteed minimum BBL per day) 6,500 6,500 — —% Services revenues.
Operating Revenues Revenues Intersegment Eliminations Operating Revenues after Eliminations Operating Income (loss) Operating Income Intersegment Eliminations Operating Income (loss) after Eliminations (In thousands) Year Ended December 31, 2024: Terminalling and storage $ 96,555 $ (7,488) $ 89,067 $ 11,098 $ (7,213) $ 3,885 Specialty products 264,945 (95) 264,850 17,038 8,736 25,774 Sulfur services 129,772 (1) 129,771 18,531 14,491 33,022 Transportation 239,807 (15,873) 223,934 30,184 (16,014) 14,170 Indirect selling, general and administrative — — — (19,556) — (19,556) Total $ 731,079 $ (23,457) $ 707,622 $ 57,295 $ — $ 57,295 Year Ended December 31, 2023: Terminalling and storage $ 95,459 $ (8,945) $ 86,514 $ 14,532 $ (8,856) $ 5,676 Specialty products 346,863 (86) 346,777 17,109 13,226 30,335 Sulfur services 140,995 — 140,995 17,412 13,024 30,436 Transportation 240,926 (17,249) 223,677 33,701 (17,394) 16,307 Indirect selling, general and administrative — — — (16,030) — (16,030) Total $ 824,243 $ (26,280) $ 797,963 $ 66,724 $ — $ 66,724 54 Terminalling and Storage Segment Comparative Results of Operations for the Years Ended December 31, 2024 and 2023 Year Ended December 31, Variance Percent Change 2024 2023 (In thousands) Revenues $ 96,555 $ 95,459 $ 1,096 1% Cost of products sold 72 75 (3) (4)% Operating expenses 60,409 57,393 3,016 5% Selling, general and administrative expenses 3,324 2,070 1,254 61% Depreciation and amortization 22,757 21,030 1,727 8% 9,993 14,891 (4,898) (33)% Other operating income (loss), net 1,105 (359) 1,464 408% Operating income $ 11,098 $ 14,532 $ (3,434) (24)% Shore-based throughput volumes (gallons) 170,407 162,363 8,044 5% Smackover refinery throughput volumes (guaranteed minimum BBL per day) 6,500 6,500 — —% Revenues.
Other operating income, net represents gains from the disposition of property, plant and equipment. 56 Specialty Products Segment Comparative Results of Operations for the Years Ended December 31, 2023 and 2022 Year Ended December 31, Variance Percent Change 2023 2022 (In thousands) Products revenues $ 346,863 $ 540,636 (193,773) (36)% Cost of products sold 319,200 526,043 (206,843) (39)% Operating expenses 78 118 (40) (34)% Selling, general and administrative expenses 7,120 8,728 (1,608) (18)% Depreciation and amortization 3,296 4,520 (1,224) (27)% 17,169 1,227 15,942 1,299% Other operating income (loss), net (60) 218 (278) (128)% Operating income $ 17,109 $ 1,445 $ 15,664 1,084% NGL sales volumes (Bbls) 3,681 5,791 (2,110) (36) % Other specialty products volumes (Bbls) 367 391 (24) (6) % Total specialty products volumes (Bbls) 4,048 6,182 (2,134) (35) % Products revenues.
Other operating income (loss), net represents gains and losses from the disposition of property, plant and equipment. 57 Specialty Products Segment Comparative Results of Operations for the Years Ended December 31, 2024 and 2023 Year Ended December 31, Variance Percent Change 2024 2023 (In thousands) Products revenues $ 264,945 $ 346,863 (81,918) (24)% Cost of products sold 237,403 319,200 (81,797) (26)% Operating expenses 102 78 24 31% Selling, general and administrative expenses 7,232 7,120 112 2% Depreciation and amortization 3,234 3,296 (62) (2)% 16,974 17,169 (195) (1)% Other operating income (loss), net 64 (60) 124 207% Operating income $ 17,038 $ 17,109 $ (71) —% NGL sales volumes (Bbls) 2,307 3,681 (1,374) (37) % Other specialty products volumes (Bbls) 346 367 (21) (6) % Total specialty products volumes (Bbls) 2,653 4,048 (1,395) (34) % Products revenues.
Other operating income, net represents gains from the disposition of property, plant and equipment. 55 Sulfur Services Segment Comparative Results of Operations for the Years Ended December 31, 2023 and 2022 Year Ended December 31, Variance Percent Change 2023 2022 (In thousands) Revenues: Services $ 13,430 $ 12,337 $ 1,093 9% Products 127,565 166,827 (39,262) (24)% Total revenues 140,995 179,164 (38,169) (21)% Cost of products sold 93,842 127,018 (33,176) (26)% Operating expenses 13,143 15,335 (2,192) (14)% Selling, general and administrative expenses 5,925 6,081 (156) (3)% Depreciation and amortization 10,690 11,099 (409) (4)% 17,395 19,631 (2,236) (11)% Other operating income, net 17 4,555 (4,538) (100)% Operating income $ 17,412 $ 24,186 $ (6,774) (28)% Sulfur (long tons) 478.0 452.0 26.0 6% Fertilizer (long tons) 254.0 211.0 43.0 20% Sulfur services volumes (long tons) 732.0 663.0 69.0 10% Services revenues.
Other operating income, net represents gains from the disposition of property, plant and equipment. 56 Sulfur Services Segment Comparative Results of Operations for the Years Ended December 31, 2024 and 2023 Year Ended December 31, Variance Percent Change 2024 2023 (In thousands) Revenues: Services $ 14,572 $ 13,430 $ 1,142 9% Products 115,200 127,565 (12,365) (10)% Total revenues 129,772 140,995 (11,223) (8)% Cost of products sold 79,984 93,842 (13,858) (15)% Operating expenses 12,178 13,143 (965) (7)% Selling, general and administrative expenses 7,012 5,925 1,087 18% Depreciation and amortization 11,769 10,690 1,079 10% 18,829 17,395 1,434 8% Other operating income (loss), net (298) 17 (315) (1,853)% Operating income $ 18,531 $ 17,412 $ 1,119 6% Sulfur (long tons) 407.0 478.0 (71.0) (15)% Fertilizer (long tons) 223.0 254.0 (31.0) (12)% Sulfur services volumes (long tons) 630.0 732.0 (102.0) (14)% Services revenues.
Selling, general and administrative expenses. Selling, general and administrative expenses remained relatively consistent. Depreciation and amortization. Depreciation and amortization decreased as a result of the sale of Stockton assets in the third quarter of 2022, offset by recent capital expenditures. Other operating income, net.
Selling, general and administrative expenses . Selling, general and administrative expenses increased primarily due to higher employee-related expenses. Depreciation and amortization . The decrease in depreciation and amortization is primarily the result of recent disposals, offset by capital expenditures. Other operating income, net.
Cost of products sold. A 33% decrease in product cost impacted cost of products sold by $42.0 million, resulting from reduced commodity prices. A 10% increase in sales volumes resulted in an offsetting increase in cost of products sold of $8.8 million. Margin per ton decreased $13.97, or 23%. Operating expenses.
Products revenues increased an offsetting $6.3 million due to a 5% rise in average sales prices. Cost of products sold. A 14% decrease in sales volumes resulted in a decrease in cost of products sold of $12.9 million. A 1% decrease in product cost impacted cost of products sold by $0.9 million, resulting from reduced commodity prices.
Inland revenues increased $7.4 million primarily related to transportation rates. Revenue was also impacted by a decrease in pass-through revenue (primarily fuel) of $2.9 million. Land Transportation Revenues. Freight revenue increased primarily due to a 25% increase in load count combined with a 1% increase in total miles, which resulted in a $7.0 million increase.
Pass-through revenue (primarily fuel) decreased $1.1 million. In our land transportation division, freight revenue increased $4.2 million, primarily due to a 3% increase in total miles. Ancillary revenue (primarily fuel) decreased $6.9 million. Operating expenses .
The applicable margin for Adjusted Term SOFR borrowings at February 21, 2024 is 3.25%.
The applicable margin for Adjusted Term SOFR borrowings at February 24, 2025 is 3.25%. Effective February 13, 2025, we entered into the credit facility amendment to modify the financial covenants in our credit facility.
Services revenues increased as a result of a contractually prescribed, index-based fee adjustment. Products revenues. Products revenues decreased $51.3 million as a result of a 31% drop in average sulfur services sales prices. Products revenues increased an offsetting $12.0 million due to a 10% rise in sales volumes, primarily related to a 20% increase in fertilizer volumes.
Services revenues increased $0.7 million associated with reservation revenue from the ELSA joint venture beginning in the fourth quarter 2024. Additional increases were the result of a contractually prescribed, index-based fee adjustment. Products revenues. Products revenues decreased $18.7 million as a result of a 14% drop in sales volumes, primarily related to a 15% decrease in sulfur volumes.
Operating expenses decreased due to a decrease in outside towing of $1.1 million, marine fuel expense of $0.7 million, insurance premiums and claims of $0.3 million, contract labor of $0.3 million, and repairs and maintenance of marine assets of $0.3 million. Offsetting these decreases, employment expenses increased $0.4 million combined with a $0.1 million increase in utilities expense.
Margin per ton increased $9.83, or 21%. Operating expenses. Operating expenses decreased due to reductions of $0.7 million in marine pass-through expense, $0.4 million in utilities expenses, $0.2 million in outside services, $0.1 million in contract labor, and $0.1 million in marine operating expense.
We, through our affiliate MTI, will also provide land transportation services of the ELSA produced by DSM. We expect to fund approximately $25.5 million in aggregate capital expenditures in connection with this joint venture.
We, through our affiliate MTI, will also provide land transportation services for the ELSA produced by DSM. On April 1, 2024, we contributed $6.5 million to DSM, which represents the cash contribution required pursuant to DSM's limited liability agreement for our 10% non-controlling interest. Also, in conjunction with the formation of DSM, we contributed approximately 22 acres of land.