Biggest changeThe change in cash flows from financing activities was primarily due to: (i) a $34.1 million increase in stock repurchases and cash dividends paid to shareholders in 2022 and (ii) $62.2 million in net revolver and term loan repayments in 2022 compared with $520.6 million of net borrowings in 2021 consisting of $350.0 million of borrowings from the Company's issuance of its 4.75% Senior Notes and $258.8 million of borrowings from the Company's issuance of its 1.75% Convertible Notes, less $88.1 million of net revolver and term loan repayments .
Biggest changeThe increase in cash flows used in financing activities was primarily due to the $172.5 million repayment of the 1.00% Convertible Notes and $25.6 million in net repayments on the Revolver due 2027, partially offset by a $58.3 million reduction in stock repurchases in 2023 compared to 2022.
Economic or industry-wide factors affecting the profitability of our RV, marine, MH and industrial businesses include the costs of commodities and supply chain constraints and the labor used to manufacture our products, the competitive environment and the impact of different gross margin profiles of acquired companies, all of which can cause gross margins to fluctuate from quarter-to-quarter and year-to-year.
Economic or industry-wide factors affecting the profitability of our RV, marine, MH and industrial businesses include the costs of commodities and supply chain constraints and the labor used to manufacture our products, the competitive 30 environment and the impact of different gross margin profiles of acquired companies, all of which can cause gross margins to fluctuate from quarter-to-quarter and year-to-year.
No changes in the year ended December 31, 2022 to provisional fair value estimates of assets acquired and liabilities assumed in acquisitions were material. If the subsequent actual results and updated projections of the underlying business activity change compared with the assumptions and projections used to develop the acquisition date fair value estimates, we could record future impairment charges.
No changes in the year ended December 31, 2023 to provisional fair value estimates of assets acquired and liabilities assumed in acquisitions were material. If the subsequent actual results and updated projections of the underlying business activity change compared with the assumptions and projections used to develop the acquisition date fair value estimates, we could record future impairment charges.
Cash Flows Year Ended December 31, 2022 Compared to 2021 Operating Activities Cash flows from operating activities are one of the Company's primary sources of liquidity, representing the net income the Company earned in the reported periods, adjusted for non-cash items and changes in operating assets and liabilities.
Cash Flows Year Ended December 31, 2023 Compared to 2022 Operating Activities Cash flows from operating activities are one of the Company's primary sources of liquidity, representing the net income the Company earned in the reported periods, adjusted for non-cash items and changes in operating assets and liabilities.
Based on the results of the Company's analyses, the estimated fair value of each of the Company's reporting units and trademarks was determined to exceed the carrying value for each of the years ended December 31, 2022, 2021 and 2020 and so no impairments were recognized.
Based on the results of the Company's analyses, the estimated fair value of each of the Company's reporting units and trademarks was determined to exceed the carrying value for each of the years ended December 31, 2023, 2022 and 2021 and so no impairments were recognized.
The Company does not measure profitability at the end market (RV, marine, MH and industrial) level. • Manufacturing – This segment includes the following products: laminated products that are utilized to produce furniture, shelving, walls, countertops and cabinet products; cabinet doors; fiberglass bath fixtures and tile systems; hardwood furniture; vinyl printing; RV and marine furniture; audio systems and accessories, including amplifiers, tower speakers, soundbars, and subwoofers; decorative vinyl and paper laminated panels; solid surface, granite, and quartz countertop fabrication; RV painting; fabricated aluminum products; fiberglass and plastic components; fiberglass bath fixtures and tile systems; softwoods lumber; custom cabinetry; polymer-based and other flooring; electrical systems components including instrument and dash panels; wrapped vinyl, paper and hardwood profile mouldings; interior passage doors; air handling products; slide-out trim and fascia; thermoformed shower surrounds; specialty bath and closet building products; fiberglass and plastic helm systems and components products; treated, untreated and laminated plywood; wiring and wire harnesses; adhesives and sealants; boat towers, tops, trailers and frames; marine hardware and accessories; protective covers for boats, RVs, aircraft, and military and industrial equipment; aluminum and plastic fuel tanks; CNC molds and composite parts; slotwall panels and components; and other products. • Distribution – This segment includes the distribution of pre-finished wall and ceiling panels; drywall and drywall finishing products; electronics and audio systems components; appliances; marine accessories and components; wiring, electrical and plumbing products; fiber reinforced polyester products; cement siding; raw and processed lumber; interior passage doors; roofing products; laminate and ceramic flooring; tile; shower doors; furniture; fireplaces and surrounds; interior and exterior lighting products; and other miscellaneous products in addition to providing transportation and logistics services. 31 Net sales pertaining to the manufacturing and distribution segments as stated in the table below and in the following discussions include intersegment sales.
The Company does not measure profitability at the end market (RV, marine, MH and industrial) level. 31 • Manufacturing – This segment includes the following products: laminated products that are utilized to produce furniture, shelving, walls, countertops and cabinet products; cabinet doors; fiberglass bath fixtures and tile systems; hardwood furniture; vinyl printing; RV and marine furniture; audio systems and accessories, including amplifiers, tower speakers, soundbars, and subwoofers; decorative vinyl and paper laminated panels; solid surface, granite, and quartz countertop fabrication; RV painting; fabricated aluminum products; fiberglass and plastic components; fiberglass bath fixtures and tile systems; softwoods lumber; custom cabinetry; polymer-based and other flooring; electrical systems components including instrument and dash panels; wrapped vinyl, paper and hardwood profile mouldings; interior passage doors; air handling products; slide-out trim and fascia; thermoformed shower surrounds; specialty bath and closet building products; fiberglass and plastic helm systems and components products; treated, untreated and laminated plywood; wiring and wire harnesses; adhesives and sealants; boat towers, tops, trailers and frames; marine hardware and accessories; protective covers for boats, RVs, aircraft, and military and industrial equipment; aluminum and plastic fuel tanks; CNC molds and composite parts; slotwall panels and components; and other products. • Distribution – This segment includes the distribution of pre-finished wall and ceiling panels; drywall and drywall finishing products; electronics and audio systems components; appliances; marine accessories and components; wiring, electrical and plumbing products; fiber reinforced polyester products; cement siding; raw and processed lumber; interior passage doors; roofing products; laminate and ceramic flooring; tile; shower doors; furniture; fireplaces and surrounds; interior and exterior lighting products; and other miscellaneous products in addition to providing transportation and logistics services.
As of and for the reporting period ended December 31, 2022, the Company was in compliance with its financial covenants as required under the terms of its 2021 Credit Agreement.
As of and for the reporting period ended December 31, 2023, the Company was in compliance with its financial covenants as required under the terms of its 2021 Credit Agreement.
As a percentage of net sales, gross profit increased to 21.7% in 2022 from 19.6% in 2021. The increase in gross profit as a percentage of net sales in 2022 compared to 2021 reflects the impact of the factors discussed above under “Cost of Goods Sold”.
As a percentage of net sales, gross profit increased to 22.6% in 2023 from 21.7% in 2022. The increase in gross profit as a percentage of net sales in 2023 compared to 2022 reflects the impact of the factors discussed above under “Cost of Goods Sold”.
Industrial Market The industrial market is comprised primarily of the solid surface countertop industry, kitchen cabinet industry, high-rise, hospitality, retail and commercial fixtures market, office and household furniture market and regional distributors. Net sales to this market represented 11% of our consolidated net sales in 2022 , increasing 18% in 2022 compared to 2021.
Industrial Market The industrial market is comprised primarily of the solid surface countertop industry, kitchen cabinet industry, high-rise, hospitality, retail and commercial fixtures market, office and household furniture market and regional distributors. Net sales to this market represented 14% of our consolidated net sales in 2023 , decreasing 14% in 2023 compared to 2022.
These metrics should not be considered alternatives to U.S. GAAP. Our computations of content per unit may differ from similarly titled measures used by others. These metrics should not be considered in isolation or as substitutes for an analysis of our results as reported under U.S. GAAP.
These metrics should not be considered alternatives to accounting principles generally accepted in the United States of America ("U.S. GAAP"). Our computations of content per unit may differ from similarly titled measures used by others. These metrics should not be considered in isolation or as substitutes for an analysis of our results as reported under U.S. GAAP.
The required maximum consolidated secured net leverage ratio and the required minimum consolidated fixed charge coverage ratio, as such ratios are defined in the 2021 Credit Agreement, compared to the actual amounts as of December 31, 2022 and for the fiscal period then ended are as follows: Required Actual Consolidated secured net leverage ratio (12-month period) 2.75 0.29 Consolidated fixed charge coverage ratio (12-month period) 1.50 5.42 In addition, as of December 31, 2022, the Company's consolidated total net leverage ratio (12-month period) was 1.89.
The required maximum consolidated secured net leverage ratio and the required minimum consolidated fixed charge coverage ratio, as such ratios are defined in the 2021 Credit Agreement, compared to the actual amounts as of December 31, 2023 and for the fiscal period then ended are as follows: Required Actual Consolidated secured net leverage ratio (12-month period) 2.75 0.27 Consolidated fixed charge coverage ratio (12-month period) 1.50 3.01 In addition, as of December 31, 2023, the Company's consolidated total net leverage ratio (12-month period) was 2.38.
In general, the Company's cost of goods sold percentage can be impacted from quarter-to-quarter by demand changes in certain market sectors that can result in fluctuating costs of certain raw materials and commodity-based components that are utilized in production. Gross Profit. Gross profit increased $258.7 million or 32%, to $1,059.9 million in 2022 from $801.2 million in 2021.
In general, the Company's cost of goods sold percentage can be impacted from period-to-period by demand changes in certain market sectors that can result in fluctuating costs of certain raw materials and commodity-based components that are utilized in production. Gross Profit. Gross profit decreased $277.7 million or 26%, to $782.2 million in 2023 from $1,059.9 million in 2022.
In addition, this MD&A contains certain statements relating to future results that are forward-looking statements as that term is defined in the Private Securities Litigation Reform Act of 1995. See “Information Concerning Forward-Looking Statements” on page 3 of this Report.
In addition, this MD&A contains certain statements relating to future results that are forward-looking statements as that term is defined in the Private Securities Litigation Reform Act of 1995.
As a percentage of net sales, cost of goods sold decreased 210 basis points during 2022 to 78.3% from 80.4% in 2021.
As a percentage of net sales, cost of goods sold decreased 90 basis points during 2023 to 77.4% from 78.3% in 2022.
Our marine revenue is generally correlated to marine wholesale powerboat unit shipments, which increased 7% to approximately 196,500 units in 2022 compared to approximately 183,200 units in 2021, according to Company estimates based on data published by the National Marine Manufacturers Association ("NMMA").
Our marine revenue is generally correlated to marine wholesale powerboat unit shipments, which decreased 2% to approximately 192,300 units in 2023 compared to approximately 196,500 units in 2022, according to Company estimates based on data published by the National Marine Manufacturers Association ("NMMA").
See our Form 10-K for the year ended December 31, 2021 for a discussion of cash flows for the year ended December 31, 2021 compared to 2020. 33 Summary of Liquidity and Capital Resources At December 31, 2022, the Company's existing cash and cash equivalents, cash generated from operations, and available borrowings under its 2021 Credit Facility are expected to be sufficient to meet anticipated cash needs for working capital and capital expenditures for at least the next 12 months, exclusive of any acquisitions, based on its current cash flow budgets and forecast of short-term and long-term liquidity needs.
As of December 31, 2023, the Company's existing cash and cash equivalents, cash generated from operations, and available borrowings under its 2021 Credit Facility are expected to be sufficient to meet anticipated cash needs for working capital and capital expenditures for at least the next 12 months, exclusive of any acquisitions, based on its current cash flow budgets and forecast of short-term and long-term liquidity needs.
The increase in the effective tax rate in 2022 was mostly attributable to decreased benefits from stock-based compensation. See our Form 10-K for the year ended December 31, 2021 for a discussion of our consolidated operating results for the year ended December 31, 2021 compared to 2020.
The increase in the effective tax rate in 2023 was mostly attributable to an increased impact from stock compensation Section 162(m) permanent addback. See our Form 10-K for the year ended December 31, 2022 for a discussion of our consolidated operating results for the year ended December 31, 2022 compared to 2021.
Operating income increased $151.6 million, or 40%, to $531.5 million in 2022 from $379.9 million in 2021. Operating income for the manufacturing segment attributable to acquisitions completed in 2022 and 2021 was approximately $19.4 million and $14.5 million, respectively. The increase in operating income primarily reflects the increase in gross profit mentioned above. Distribution Net Sales.
Operating Income. Operating income decreased $210.4 million, or 40%, to $321.1 million in 2023 from $531.5 million in 2022. Operating income for the manufacturing segment attributable to acquisitions completed in 2023 and 2022 was approximately $(0.6) million and $19.4 million, respectively. The decrease in operating income primarily reflects the decrease in gross profit mentioned above. Distribution Net Sales.
In 2022 and 2021 , net sales attributable to acquisitions completed in each of those years was $121.8 million and $259.9 million , respectively. The Company’s RV content per wholesale unit for 2022 increased 31% to $5,257 from $4,006 in 2021. The Company's marine powerboat content per wholesale unit for 2022 increased 45% to $5,281 from $3,632 in 2021.
In 2023 and 2022 , net sales attributable to acquisitions completed in each of those years was $17.7 million and $121.8 million , respectively. The Company’s RV content per wholesale unit for 2023 decreased 9% to $4,800 from $5,257 in 2022. The Company's marine powerboat content per wholesale unit for 2023 decreased 5% to $4,803 from $5,032 in 2022.
Cost of goods sold as a percentage of net sales decreased for 2022 compared to 2021 primarily as a result of (i) continued cost reduction and automation initiatives we deployed throughout 2021 and 2022 that positively impacted overall costs, (ii) improved labor efficiencies as a result of investment in human capital and improved retention rates, (iii) synergies and different cost profiles from acquisitions completed in 2022 and 2021, and (iv) volume-driven efficiencies as a result of leveraging fixed overhead.
Cost of goods sold as a percentage of net sales decreased for 2023 compared to 2022 primarily as a result of (i) continued cost reduction and automation initiatives we deployed throughout 2022 and 2023 that positively impacted overall costs, (ii) improved labor efficiencies as a result of investment in human capital and improved retention rates, (iii) synergies and different cost profiles from acquisitions completed in 2023 and 2022 and (iv) changes in certain commodity prices, partially offset by reduced sales volumes resulting in less favorable fixed cost absorption when compared to the prior year periods.
LIQUIDITY AND CAPITAL RESOURCES The Company's primary sources of liquidity are cash flows from operations, which includes selling its products and collecting receivables, available cash reserves and borrowing capacity available under the 2021 Credit Facility (as defined below).
The Company's primary sources of liquidity are cash flows from operations, which includes selling its products and collecting receivables, available cash reserves and borrowing capacity available under the 2021 Credit Facility as discussed in Note 7 "Debt" of the Notes to Consolidated Financial Statements.
Operating income for the Distribution segment attributable to acquisitions completed in 2022 was immaterial. Operating income for the Distribution segment in 2021 attributable to acquisitions completed in 2021 was approximately $10.4 million. The overall improvement in operating income in 2022 primarily reflects the items discussed above.
Operating income for the Distribution segment attributable to acquisitions completed in 2023 and 2022 was immaterial. The decrease in operating income in 2023 primarily reflects the items discussed above.
According to the Recreation Vehicle Industry Association (“RVIA”), wholesale industry unit shipments totaled approximately 493,300 units in 2022, a decrease of 18% compared to approximately 600,200 units in 2021. RV industry retail unit sales totaled approximately 446,300 units in 2022 , a decrease of 22% compared to 2021 retail unit sales of approximately 568,900 units according to Statistical Surveys, Inc.
According to the RV Industry Association (“RVIA”), wholesale industry unit shipments totaled approximately 313,200 units in 2023, a decrease of 37% compared to approximately 493,300 units in 2022. RV industry retail unit sales totaled approximately 377,500 units in 2023, a decrease of 15% compared to 2022 retail unit sales of approximately 446,300 units according to Statistical Surveys, Inc. ("SSI").
Year Ended December 31, (thousands) 2022 2021 2020 Net sales $ 4,881,872 100.0 % $ 4,078,092 100.0 % $ 2,486,597 100.0 % Cost of goods sold 3,821,934 78.3 3,276,898 80.4 2,027,580 81.5 Gross profit 1,059,938 21.7 801,194 19.6 459,017 18.5 Warehouse and delivery expenses 163,026 3.3 139,606 3.4 98,400 4.0 Selling, general and administrative expenses 327,513 6.7 253,547 6.2 146,376 5.9 Amortization of intangible assets 73,229 1.5 56,329 1.4 40,868 1.6 Operating income 496,170 10.2 351,712 8.6 173,373 7.0 Interest expense, net 60,760 1.2 57,890 1.4 43,001 1.7 Income taxes 107,214 2.3 68,907 1.7 33,311 1.4 Net income $ 328,196 6.7 $ 224,915 5.5 $ 97,061 3.9 29 Year Ended December 31, 2022 Compared to 2021 Net Sales.
Year Ended December 31, ($ in thousands) 2023 2022 2021 Net sales $ 3,468,045 100.0 % $ 4,881,872 100.0 % $ 4,078,092 100.0 % Cost of goods sold 2,685,812 77.4 3,821,934 78.3 3,276,898 80.4 Gross profit 782,233 22.6 1,059,938 21.7 801,194 19.6 Warehouse and delivery expenses 143,921 4.1 163,026 3.3 139,606 3.4 Selling, general and administrative expenses 299,418 8.6 327,513 6.7 253,547 6.2 Amortization of intangible assets 78,694 2.3 73,229 1.5 56,329 1.4 Operating income 260,200 7.5 496,170 10.2 351,712 8.6 Interest expense, net 68,942 2.0 60,760 1.2 57,890 1.4 Income taxes 48,361 1.5 107,214 2.2 68,907 1.7 Net income $ 142,897 4.1 $ 328,196 6.7 $ 224,915 5.5 Year Ended December 31, 2023 Compared to 2022 Net Sales.
Income tax expense increased $38.3 million, or 56%, to $107.2 million in 2022 from $68.9 million in 2021 as a result of the increase in pre-tax income and an increase in the effective tax rate. For 2022, the effective tax rate was 24.6% compared to 23.5% in 2021.
Income Taxes. Income tax expense decreased $58.9 million, or 55%, to $48.4 million in 2023 from $107.2 million in 2022 as a result of the decrease in pre-tax income and an increase in the effective tax rate. For 2023, the effective tax rate was 25.3% compared to 24.6% in 2022.
Year Ended December 31, (thousands) 2022 2021 2020 Sales Manufacturing $ 3,681,412 $ 3,002,107 $ 1,765,818 Distribution 1,287,597 1,154,654 762,472 Gross Profit Manufacturing 818,960 598,942 324,938 Distribution 254,886 211,241 133,291 Operating Income Manufacturing 531,547 379,885 190,518 Distribution 136,889 106,241 54,376 Year Ended December 31, 2022 Compared to 2021 Manufacturing Net Sales.
Year Ended December 31, ($ in thousands) 2023 2022 2021 Sales Manufacturing $ 2,653,257 $ 3,681,412 $ 3,002,107 Distribution $ 889,408 $ 1,287,597 $ 1,154,654 Gross Profit Manufacturing $ 577,284 $ 818,960 $ 598,942 Distribution $ 195,506 $ 254,886 $ 211,241 Operating Income Manufacturing $ 321,096 $ 531,547 $ 379,885 Distribution $ 90,095 $ 136,889 $ 106,241 Year Ended December 31, 2023 Compared to 2022 Manufacturing Net Sales.
Operating income in 2022 and 2021 included $19.4 million and $25.0 million, respectively, from the businesses 30 acquired in each respective year. Operating income as a percentage of net sales increased 160 basis points to 10.2% in 2022 from 8.6% in 2021.
Operating Income. Operating income decreased $236.0 million, or 48%, to $260.2 million in 2023 from $496.2 million in 2022. Operating income in 2023 and 2022 included $1.0 million and $19.4 million, respectively, from the businesses acquired in each respective year. Operating income as a percentage of net sales decreased 270 basis points to 7.5% in 2023 from 10.2% in 2022.
The increase in operating income and operating margin is primarily attributable to the items discussed above as well as the operating margin profiles of businesses acquired in 2022 and 2021. Interest Expense, Net. Interest expense, net, increased $2.9 million, or 5%, to $60.8 million in 2022 from $57.9 million in 2021.
The decrease in operating income and operating margin is primarily attributable to lower net sales and the items discussed above. Interest Expense, Net. Interest expense, net, increased $8.2 million, or 13%, to $68.9 million in 2023 from $60.8 million in 2022.
Following a strong post-COVID increase in retail demand through 2021 and dealer inventory restocking occurring through the first half of 2022, OEMs dramatically reduced production in the second half of 2022 as retail demand decreased and the OEMs focused on maintaining a balanced dealer inventory channel for the long-term health and stability of the industry.
Following a dealer inventory restocking in the first half of 2022, OEMs dramatically reduced production in the second half of 2022 and throughout 2023 as retail demand decreased and dealer inventory needs decreased, with the OEMs demonstrating operating discipline to maintain a balanced inventory channel for the long-term health and stability of the industry.
("SSI"). 28 Marine Industry Net sales to the marine industry, which represented approximately 21% of the Company's consolidated net sales in 2022 , increased 56% in 2022 compared to 2021.
Marine Industry Net sales to the marine industry, which represented approximately 27% of the Company's consolidated net sales in 2023, decreased 11% in 2023 compared to 2022.
The increase was attributable to an 8% increase in net sales to our RV end market, a 56% increase in net sales to our marine end market, a 29% increase in net sales to our MH end market, and a 18% increase in net sales to our industrial end market.
The decrease was attributable to a 42% decrease in net sales to our RV end market, a 11% decrease in net sales to our marine end market, a 19% decrease in net sales to our MH end market, and a 14% decrease in net sales to our industrial end market.
Sales increased $679.3 million, or 23%, to $3.68 billion in 2022 from $3.00 billion in 2021. This segment accounted for approximately 74% of the Company’s consolidated net sales in 2022 compared to approximately 72% of the Company's consolidated net sales in 2021. The sales increase reflected increased net sales across all of our end markets.
Sales decreased $1.03 billion, or 28%, to $2.65 billion in 2023 from $3.68 billion in 2022. This segment accounted for approximately 75% of the Company’s consolidated net sales in 2023 compared to approximately 74% of the Company's consolidated net sales in 2022. The sales decrease reflects decreased net sales across all of our end markets.
The Company's MH content per wholesale unit for 2022 increased 21% to $6,243 in 2022 from $5,153 in 2021. Cost of Goods Sold. Cost of goods sold increased $545.0 million, or 17%, to $3.82 billion in 2022 from $3.28 billion in 2021.
The Company's MH content per wholesale unit for 2023 increased 2% to $6,372 in 2023 from $6,243 in 2022. Cost of Goods Sold. Cost of goods sold decreased $1.14 billion, or 30%, to $2.69 billion in 2023 from $3.82 billion in 2022.
In 2022 and 2021, net sales attributable to acquisitions completed in each of those periods was approximately $121.3 million and $202.2 million, respectively. Gross Profit. Gross profit increased $220.1 million, or 37%, to $819.0 million in 2022 from $598.9 million in 2021. As a percentage of net sales, gross profit was 22.2% in 2022 compared to 20.0% in 2021.
In 2023 and 2022, net sales attributable to acquisitions completed in each of those periods was approximately $14.1 million and $0.5 million, respectively. Gross Profit. Gross profit decreased $59.4 million, or 23%, to $195.5 million in 2023 from $254.9 million in 2022. As a percentage of net sales, gross profit was 22.0% in 2023 compared to 19.8% in 2022.
EXECUTIVE SUMMARY Overview of Markets and Related Industry Performance Recreational Vehicle ("RV") Industry The RV industry is our primary market and comprised 53% of the Company’s consolidated net sales in 2022 . Net sales to the RV industry increased 8% in 2022 compared to 2021.
See “Information Concerning Forward-Looking Statements” on page 3 of this Report. 28 EXECUTIVE SUMMARY Overview of Markets and Related Industry Performance Recreational Vehicle ("RV") Industry The RV industry is our primary market and comprised 43% of the Company’s consolidated net sales in 2023 . Net sales to the RV industry decreased 42% in 2023 compared to 2022.
Warehouse and Delivery Expenses. Warehouse and delivery expenses increased $23.4 million, or 17%, to $163.0 million in 2022 from $139.6 million in 2021. As a percentage of net sales, warehouse and delivery expenses were 3.3% in 2022 and 3.4% in 2021. The increase in warehouse and delivery expenses is attributable to the increase in sales.
Warehouse and Delivery Expenses. Warehouse and delivery expenses decreased $19.1 million, or 12%, to $143.9 million in 2023 from $163.0 million in 2022. As a percentage of net sales, warehouse and delivery expenses were 4.1% in 2023 and 3.3% in 2022.
Gross profit includes the impact of intersegment operating activity. The table below presents information about the net sales, gross profit, and operating income of the Company’s segments. Reconciliations of the amounts below to consolidated totals are presented in Note 17 of the Notes to Consolidated Financial Statements included elsewhere in this Form 10-K.
Reconciliations of the amounts below to consolidated totals are presented in Note 16 "Segment Information" of the Notes to Consolidated Financial Statements included elsewhere in this Form 10-K.
Financing Activities Net cash flows used in financing activities was $190.3 million in 2022 compared to net cash provided by financing activities of $400.7 million in 2021.
Financing Activities Net cash flows used in financing activities increased $143.3 million to $333.6 million in 2023 compared to $190.3 million in 2022.
The Company will continue to assess its liquidity position and potential sources of supplemental liquidity in view of operating performance, current economic and capital market conditions, and other relevant circumstances.
The Company will continue to assess its liquidity position and potential sources of supplemental liquidity in view of operating performance, current economic and capital market conditions, and other relevant circumstances. 33 In February 2023, the Company utilized available borrowing capacity under the Revolver due 2027 and cash on hand to satisfy its repayment obligation at maturity for the 1.00% Convertible Notes.
CONSOLIDATED OPERATING RESULTS The following table sets forth the percentage relationship to net sales of certain items on the Company’s consolidated statements of income for the years ended December 31, 2022, 2021 and 2020.
Our industrial products are generally among the last components installed in new unit construction and as such our related sales typically trail new housing starts by four to six months. 29 CONSOLIDATED OPERATING RESULTS The following table sets forth the percentage relationship to net sales of certain items on the Company’s consolidated statements of income for the years ended December 31, 2023, 2022 and 2021.
Marine wholesale unit shipments were limited in part by supply chain constraints, particularly for engines and related components. Manufactured Housing ("MH") Industry Net sales to the MH industry, which represented 15% of the Company’s consolidated net sales in 2022 , increased 29% in 2022 compared to 2021. MH sales are generally correlated to MH industry wholesale unit shipments.
Manufactured Housing ("MH") Industry Net sales to the MH industry, which represented 16% of the Company’s consolidated net sales in 2023 , decreased 19% in 2023 compared to 2022. MH sales are generally correlated to MH industry wholesale unit shipments.
For 2022, these four factors contributed to a 210-basis point decrease in labor as a percentage of net sales and a 10-basis point decrease in overhead as a percentage of net sales, partially offset by a 10-basis point increase in material costs as a percentage of net sales in part due to supply chain constraints and elevated raw material costs in the first half of 2022.
For 2023, these factors contributed to a 50-basis point decrease in labor as a percentage of net sales and a 330-basis point decrease in materials cost as a percentage of net sales, partially offset by a 300-basis point increase in overhead as a percentage of net sales due to lower sales volumes.
In February 2023, the Company utilized available borrowing capacity under the Revolver due 2027 and cash on hand to satisfy its repayment obligation at maturity for the 1.00% Convertible Notes due 2023. See Note 8 of the Notes to Consolidated Financial Statements included elsewhere in this Form 10-K for further discussion of the 1.00% Convertible Notes due 2023.
See Note 7 "Debt" of the Notes to Consolidated Financial Statements included elsewhere in this Form 10-K for further discussion of the 1.00% Convertible Notes. Throughout the course of the year, the Company made payments on the Revolver due 2027, with the balance repaid in full as of December 2023.
Unallocated Corporate Expenses As presented in Note 17 of the Notes to Consolidated Financial Statements included elsewhere in this Form 10-K, unallocated corporate expenses in 2022 increased $20.9 million, or 27%, to $99.0 million from $78.1 million in 2021. The increase in 2022 was mostly attributed to an increase in professional fees, administrative wages, and incentive compensation.
Unallocated Corporate Expenses As presented in Note 16 "Segment Information" of the Notes to Consolidated Financial Statements included elsewhere in this Form 10-K, unallocated corporate expenses in 2023 decreased $26.7 million, or 27%, to $72.3 million from $99.0 million in 2022.
Net cash provided by operating activities increased $159.6 million, or 63%, to $411.7 million in 2022 from $252.1 million in 2021 primarily due to: (i) an increase in net income of $103.3 million; (ii) a decrease in cash used for inventory procurement of $220.6 million; (iii) a source of cash from trade and other receivables of $26.1 million compared to a use of cash of $14.4 million in 2021; and (iv) an increase in depreciation and amortization of $26.0 million.
Net cash provided by operating activities decreased $3.0 million, or 1%, to $408.7 million in 2023 from $411.7 million in 2022 primarily due to a decrease in net income of $185.3 million, substantially offset by an increase in depreciation and amortization of $13.7 million and a $98.9 million source of cash from operating assets and liabilities compared to a $60.7 million use of cash from operating assets and liabilities in the prior period.
Based on industry data from the Manufactured Housing Institute, MH wholesale industry unit shipments totaled 112,900 units in 2022 , an increase of 7% compared to 2021 MH wholesale industry unit shipments of 105,800 units.
Based on industry data from the Manufactured Housing Institute, MH wholesale industry unit shipments totaled 89,200 units in 2023 , a decrease of 21% compared to 2022 MH wholesale industry unit shipments of 112,900 units. Demand for MH units in 2023 was impacted by a decrease in housing affordability caused by elevated interest rates and higher raw material costs.
The increase in gross profit as a percentage of net sales for 2022 is primarily attributed to the higher margin profiles of certain 2021 acquisitions as well as the benefit of leveraging certain fixed costs on increased net sales. Operating Income. Operating income in 2022 increased $30.7 million, or 29%, to $136.9 million from $106.2 million in 2021.
The increase in gross profit as a percentage of net sales for 2023 is primarily attributed to decreases in labor as a percentage of net sales partly offset by increases in material costs as a percentage of net sales. Operating Income. Operating income in 2023 decreased $46.8 million, or 34%, to $90.1 million from $136.9 million in 2022.
Net sales in 2022 increased approximately $803.8 million, or 20%, to $4.88 billion from $4.08 billion in 2021.
Net sales in 2023 decreased approximately $1.41 billion, or 29%, to $3.47 billion from $4.88 billion in 2022.
Sales increased $132.9 million, or 12%, to $1.29 billion in 2022 from $1.15 billion in 2021. This segment accounted for approximately 26% of the Company’s consolidated net sales for 2022 compared to 28% of the Company's consolidated net sales in 2021.
Sales decreased $398.2 million, or 31%, to $889.4 million in 2023 from $1,287.6 million in 2022. This segment accounted for approximately 25% of the Company’s consolidated net sales for 2023 compared to 26% of the Company's consolidated net sales in 2022. The decrease in sales in 2023 is attributed to decreased net sales across all of our end markets.
Gross profit margin increased in 2022 compared to 2021 due to (i) an improvement in direct labor, material costs, and manufacturing overhead expense as a percentage of net sales primarily as a result of automation and efficiency initiatives implemented during 2022 and 2021 and (ii) synergies and different cost profiles from acquisitions completed in 2022 and 2021. Operating Income.
As a percentage of net sales, gross profit was 21.8% in 2023 compared to 22.2% in 2022. 32 Gross profit margin decreased in 2023 compared to 2022 due to increases in labor and manufacturing overhead expense as a percentage of net sales primarily due to reduced sales volumes, partially offset by an improvement in material costs as a percentage of net sales.
Investing Activities N et cash used in i nvesting activities de creased $253.2 million, or 44%, to $321.5 million in 2022 from $574.7 million in 2021 primarily due to a decrease in cash used in business acquisitions of $259.2 million, partially offset by an increase in cash used for capital expenditures of $15.1 million .
Investing Activities Net cash used in investing activities decreased $235.0 million, or 73%, to $86.5 million in 2023 from $321.5 million in 2022 primarily due to a decrease in cash used in business acquisitions of $223.0 million and a decrease in cash used for capital expenditures of $20.9 million, partly offset by a $6.2 million decrease in cash received on disposals of property, plant, and equipment.
Combined new housing starts decreased 3% in 2022 compared to 2021, with single family housing starts decreasing 11% and multifamily residential starts increasing 15% for the same period. Our industrial products are generally among the last components installed in new unit construction and as such our related sales typically trail new housing starts by four to six months.
Combined new housing starts decreased 9% in 2023 compared to 2022, with single family housing starts decreasing 6% and multifamily residential starts decreasing 14% for the same period.
Selling, General and Administrative ("SG&A") Expenses. SG&A expenses increased $74.0 million, or 29%, to $327.5 million in 2022 from $253.5 million in 2021. As a percentage of net sales, SG&A expenses were 6.7% in 2022 and 6.2% in 2021.
SG&A expenses decreased $28.1 million, or 9%, to $299.4 million in 2023 from $327.5 million in 2022. As a percentage of net sales, SG&A expenses were 8.6% in 2023 and 6.7% in 2022. The decrease in SG&A expenses in 2023 compared to 2022 is primarily due to lower variable expenses, such as commissions, associated with the decrease in net sales.
The increase in 2022 compared to 2021 reflects the impact of intangible assets of businesses acquired in 2022 and 2021. Operating Income. Operating income increased $144.5 million, or 41%, to $496.2 million in 2022 from $351.7 million in 2021.
Additionally, certain 2022 and 2023 acquisitions operate with comparatively higher SG&A as a percentage of sales when compared to the consolidated percentage. Amortization of Intangible Assets. Amortization of intangible assets increased $5.5 million, or 8%, in 2023 compared to 2022. The increase in 2023 compared to 2022 reflects the impact of intangible assets of businesses acquired in 2023 and 2022.
The increase in sales in 2022 is attributed to an increase in net sales in our RV, marine and MH markets, partially offset by a decrease in net sales in our industrial market. In 2022 and 2021, net sales attributable to acquisitions completed in each of those periods was approximately $0.5 million and $57.7 million, respectively. 32 Gross Profit.
In 2023 and 2022, net sales attributable to acquisitions completed in each of those periods was approximately $3.6 million and $121.3 million, respectively. Gross Profit. Gross profit decreased $241.7 million, or 30%, to $577.3 million in 2023 from $819.0 million in 2022.
Approximately 65% of our marine net sales increase was attributable to acquisitions made in 2022 and 2021, with the remaining growth attributable to pricing, industry product mix and market share gains. Estimated marine retail powerboat shipments totaled approximately 188,100 units in 2022 , a decrease of 15% compared to 2021 retail powerboat shipments of approximately 220,200 units, according to SSI.
Estimated marine retail powerboat shipments totaled approximately 178,100 units in 2023 , a decrease of 5% compared to 2022 retail powerboat shipments of approximately 188,100 units, according to SSI as economic uncertainty and higher interest rates impacted demand.
The increase in interest expense is primarily attributable to the issuance of our 1.75% Convertible Senior Notes due 2028 (the "1.75% Convertible Notes") issued in December 2021, partially offset by a decrease in total borrowings. Income Taxes.
The increase in interest expense is primarily attributable to the increase in interest rates on our debt subject to variable interest rates and the repayment of our 1.00% Convertible Senior Notes due 2023 (the “1.00% Convertible Notes”) in February 2023, with borrowings under our revolving credit facility (the "Revolver due 2027") which has a comparatively higher interest rate, partially offset by lower average debt levels compared to 2022.