Biggest changePercentage of Total Net Revenues ($ in thousands) Years Ended December 31, 2023 2022 2021 Revenues: Professional employer services $ 982,268 91.9 % $ 937,363 88.9 % $ 843,815 88.3 % Staffing services 87,039 8.1 116,963 11.1 111,351 11.7 Total revenues 1,069,307 100.0 1,054,326 100.0 955,166 100.0 Cost of revenues: Direct payroll costs 65,042 6.1 87,944 8.3 83,821 8.8 Payroll taxes and benefits 555,758 52.0 522,392 49.5 469,888 49.2 Workers’ compensation 205,975 19.2 209,145 19.8 196,949 20.6 Total cost of revenues 826,775 77.3 819,481 77.7 750,658 78.6 Gross margin 242,532 22.7 234,845 22.3 204,508 21.4 Selling, general and administrative expenses 174,772 16.3 169,642 16.1 155,259 16.3 Depreciation and amortization 7,110 0.7 6,228 0.6 5,326 0.6 Income from operations 60,650 5.7 58,975 5.6 43,923 4.6 Other income, net 8,338 0.8 6,328 0.6 6,738 0.7 Income before income taxes 68,988 6.5 65,303 6.2 50,661 5.3 Provision for income taxes 18,376 1.7 18,035 1.7 12,582 1.3 Net income $ 50,612 4.8 % $ 47,268 4.5 % $ 38,079 4.0 % 28 We report PEO revenues net of direct payroll costs because we are not the primary obligor for wage payments to our clients’ employees.
Biggest changePercentage of Total Net Revenues ($ in thousands) Years Ended December 31, 2024 2023 2022 Revenues: Professional employer services $ 1,063,386 92.9 % $ 982,268 91.9 % $ 937,363 88.9 % Staffing services 81,145 7.1 87,039 8.1 116,963 11.1 Total revenues 1,144,531 100.0 1,069,307 100.0 1,054,326 100.0 Cost of revenues: Direct payroll costs 61,010 5.3 65,042 6.1 87,944 8.3 Payroll taxes and benefits 628,534 54.9 555,758 52.0 522,392 49.5 Workers’ compensation 201,736 17.6 205,975 19.2 209,145 19.8 Total cost of revenues 891,280 77.8 826,775 77.3 819,481 77.7 Gross margin 253,251 22.2 242,532 22.7 234,845 22.3 Selling, general and administrative expenses 185,869 16.2 174,772 16.3 169,642 16.1 Depreciation and amortization 7,601 0.7 7,110 0.7 6,228 0.6 Income from operations 59,781 5.3 60,650 5.7 58,975 5.6 Other income, net 11,041 1.0 8,338 0.8 6,328 0.6 Income before income taxes 70,822 6.3 68,988 6.5 65,303 6.2 Provision for income taxes 17,829 1.6 18,376 1.7 18,035 1.7 Net income $ 52,993 4.7 % $ 50,612 4.8 % $ 47,268 4.5 % 29 We report PEO revenues net of direct payroll costs because we are not the primary obligor for wage payments to our clients’ employees.
A basic premise in most actuarial analyses is that historical data and past patterns demonstrated in the incurred and paid historical data form a reasonable basis upon which to project future outcomes, absent a material change. Significant structural changes to the available data can materially impact the reserve estimation process.
A basic premise in most actuarial analyses is that historical data and past patterns demonstrated in the incurred and paid historical data form a reasonable basis upon which to project future outcomes, absent a material change. Significant structural changes to the available data can materially impact the estimation process.
The process of estimating unpaid claims and claims adjustment expense involves a high degree of judgment and is affected by both internal and external events, including changes in claims handling practices, modifications in reserve estimation procedures, changes in individuals involved in the reserve estimation process, inflation, trends in the litigation and settlement of pending claims, and legislative changes.
The process of estimating claims and claims adjustment expense involves a high degree of judgment and is affected by both internal and external events, including changes in claims handling practices, modifications in reserve estimation procedures, changes in individuals involved in the reserve estimation process, inflation, trends in the litigation and settlement of pending claims, and legislative changes.
Workers’ compensation expense varies with both the frequency and severity of workplace injury claims reported during a quarter and the estimated future costs of such claims. In addition, positive or adverse loss development of prior period claims during a subsequent quarter may also contribute to the volatility in the Company’s estimated workers’ compensation expense.
Workers’ compensation expense varies with both the frequency and severity of workplace injury claims reported during a quarter and the estimated future costs of such claims. Positive or adverse loss development of prior period claims during a subsequent quarter may also contribute to the volatility in the Company’s estimated workers’ compensation expense.
All our forward-looking statements involve known and unknown risks, uncertainties and other factors that may cause the actual results, performance or achievements of the Company or industry to be materially different from any future results, performance or achievements expressed or implied by such forward-looking statements.
All our forward-looking statements involve known and unknown risks, uncertainties and other factors that may cause the actual results, performance or achievements of the Company to be materially different from any future results, performance or achievements expressed or implied by such forward-looking statements.
Our business is concentrated in California, and we expect to continue to derive a majority of our revenues from this market in the future. Revenues generated in our California operations accounted for 72% of our total revenues in 2023, 73% in 2022 and 73% in 2021.
Our business is concentrated in California, and we expect to continue to derive a majority of our revenues from this market in the future. Revenues generated in our California operations accounted for 72% of our total revenues in 2024, 72% in 2023 and 73% in 2022.
A discussion of our financial condition and results of operations for 2022 compared to 2021 can be found in Part II, Item 7.
A discussion of our financial condition and results of operations for 2023 compared to 2022 can be found in Part II, Item 7.
We therefore present for purposes of analysis gross billings and wage information for the years ended December 31, 2023, 2022 and 2021.
We therefore present for purposes of analysis gross billings and wage information for the years ended December 31, 2024, 2023 and 2022.
Such factors with respect to the Company include: our ability to retain current clients and attract new clients; difficulties associated with integrating clients into our operations; economic trends in our service areas; the potential for material deviations from expected future workers’ compensation claims experience; changes in the workers’ compensation regulatory environment in our primary markets; security breaches or failures in the Company’s information technology systems; collectability of accounts receivable; changes in executive management; changes in effective payroll tax rates and federal and state income tax rates; the carrying values of deferred income tax assets and goodwill (which may be affected by our future operating results); the effects of inflation on our operating expenses and those of our clients; the impact of and potential changes to the Patient Protection and Affordable Care Act, escalating medical costs, and other health care legislative initiatives on our business; the effect of conditions in the global capital markets on our investment portfolio; and the availability of capital, borrowing capacity on our revolving credit facility, or letters of credit necessary to meet state-mandated surety deposit requirements for maintaining our status as a qualified self-insured employer for workers' compensation coverage or our insured program.
Such factors with respect to the Company include: our ability to retain current clients and attract new clients; difficulties associated with integrating clients into our operations; economic trends in our service areas and the potential effects of changing governmental policies and natural disasters; the potential for material deviations from expected future workers’ compensation claims experience; changes in the workers’ compensation regulatory environment in our primary markets; PEO client benefit costs, particularly with regard to health insurance benefits; security breaches or failures in the Company’s information technology systems; collectability of accounts receivable; changes in executive management; changes in effective payroll tax rates and federal and state income tax rates; the carrying values of deferred income tax assets and goodwill (which may be affected by our future operating results); the effects of inflation on our operating expenses and those of our clients; the impact of and potential changes to the Patient Protection and Affordable Care Act, escalating medical costs, and other health care legislative initiatives on our business; the effect of changing interest rates and conditions in the global capital markets on our investment portfolio; and the availability of capital, borrowing capacity on our revolving credit facility, or letters of credit necessary to meet state-mandated surety deposit requirements for maintaining our status as a qualified self-insured employer for workers' compensation coverage or our insured program.
To the extent a material change affecting the ultimate claim liability becomes known, 26 such change is quantified to the extent possible through an analysis of internal company data and, if available and when appropriate, external data.
To the extent a material change affecting the ultimate claim amount becomes known, such change is quantified to the extent possible through an analysis of internal company data and, if available and when appropriate, external data.
Management's Discussion and Analysis in our Annual Report on Form 10-K for the year ended December 31, 2022, filed with the SEC on March 6, 2023. 30 Fluctuations in Quarterly Operating Results We have historically experienced significant fluctuations in our quarterly operating results, including losses or minimal income in the first quarter of each year, and expect such fluctuations to continue in the future.
Management's Discussion and Analysis in our Annual Report on Form 10-K for the year ended December 31, 2023, filed with the SEC on March 1, 2024. 31 Fluctuations in Quarterly Operating Results We historically have experienced significant fluctuations in our quarterly operating results, including losses or minimal income in the first quarter of each year, and expect such fluctuations to continue in the future.
The Company is required to maintain minimum collateral levels for certain policies issued under the insured program, which is held in a trust account (the “trust account”). The balance in the trust account was $210.9 million and $188.2 million at December 31, 2023 and December 31, 2022, respectively.
The Company is required to maintain minimum collateral levels for certain policies issued under the insured program, which is held in a trust account (the “trust account”). The balance in the trust account was $197.1 million and $210.9 million at December 31, 2024 and December 31, 2023, respectively.
The decrease in workers’ compensation expense as a percentage of revenue was primarily due to lower workers' compensation costs in the current year as well as favorable prior year liability and premium adjustments of $14.9 million in 2023, compared to prior year liability and premium adjustments of $13.4 million in 2022.
The decrease in workers’ compensation expense as a percentage of revenue was primarily due to lower workers' compensation costs in the current year as well as favorable prior year liability and premium adjustments of $18.5 million in 2024, compared to prior year liability and premium adjustments of $14.9 million in 2023.
These forward-looking statements include, among others, discussion of economic conditions in our market areas and their effect on revenue levels, the lingering effects of the COVID-19 pandemic on our business operations, the competitiveness of our service offerings, the availability of certain fully insured medical and other health and welfare benefits to qualifying worksite employees, our ability to attract and retain clients and to achieve revenue growth, the effect of changes in our mix of services on gross margin, labor market conditions, the adequacy of our workers' compensation reserves, the effect of changes in estimates of our future claims liabilities on our workers’ compensation reserves, including the effect of changes in our reserving practices and claims management process on our actuarial estimates, expected levels of required surety deposits and letters of credit, our ability to generate sufficient taxable income in the future to utilize our deferred tax assets, the effect of our formation and operation of two wholly owned licensed insurance subsidiaries, the risks of operation and cost of our insured program, the financial viability of our excess insurance carriers, the effectiveness of our management information systems, our relationship with our primary bank lender and the availability of financing and working capital to meet our funding requirements, litigation costs, the effect of changes in the interest rate environment on the value of our investment securities, the adequacy of our allowance for doubtful accounts, and the potential for and effect of acquisitions.
These forward-looking statements include, among others, discussion of economic conditions in our market areas, especially in California, and their effect on revenue levels; the competitiveness of our service offerings; the availability of certain fully insured medical and other health and welfare benefits to qualifying worksite employees; our ability to attract and retain clients and to achieve revenue growth; the effect of changes in our mix of services on gross margin; labor market conditions; the adequacy of our workers' compensation reserves; the effect of changes in estimates of our future claims liabilities on our workers’ compensation reserves, including the effect of changes in our reserving practices and claims management process on our actuarial estimates; expected levels of required surety deposits and letters of credit; the outcome of audits; the effect of our formation and operation of two wholly owned licensed insurance subsidiaries; the risks of operation and cost of our insured program; the financial viability of our excess insurance carriers; the effectiveness of our management information systems; our relationship with our primary bank lender and the availability of financing and working capital to meet our funding requirements; litigation costs; the effect of changes in the interest rate environment on the value of our investment securities; the adequacy of our allowance for expected credit losses; and the potential for and effect of acquisitions.
Our reserves include an additional component for potential future increases in the cost to finally resolve open injury claims and claims incurred in prior periods but not reported (together, "IBNR") based on actuarial estimates provided by the Company’s independent actuary.
Our estimate of ultimate losses includes an additional component for potential future increases in the cost to finally resolve open injury claims and claims incurred in prior periods but not reported (together, "IBNR") based on actuarial estimates provided by the Company’s independent actuary.
The decrease in direct payroll costs as a percentage of revenues was primarily due to a decrease in staffing services within the mix of our customer base in 2023 as compared to 2022. Payroll taxes and benefits for 2023 totaled $555.8 million or 52.0% of revenue compared to $522.4 million or 49.5% of revenue for 2022.
The decrease in direct payroll costs as a percentage of revenues was primarily due to a decrease in staffing services within the mix of our customer base in 2024 as compared to 2023. Payroll taxes and benefits for 2024 totaled $628.5 million or 54.9% of revenue compared to $555.8 million or 52.0% of revenue for 2023.
Net cash used in financing activities in 2023 was $44.6 million compared to net cash used of $60.2 million for the comparable period of 2022. In 2023, net cash used in financing activities primarily consisted of repurchases of common stock of $34.2 million and dividend payments of $8.1 million.
Net cash used in financing activities in 2024 was $41.1 million compared to net cash used of $44.6 million for the comparable period of 2023. In 2024, net cash used in financing activities primarily consisted of repurchases of common stock of $29.1 million and dividend payments of $8.1 million.
The increase in gross margin as a percentage of revenues is primarily a result of the factors discussed within the separate components of gross margin below. Direct payroll costs for 2023 totaled $65.0 million or 6.1% of revenue compared to $87.9 million or 8.3% of revenue for 2022.
The decrease in gross margin as a percentage of revenues is primarily a result of the factors discussed within the separate components of gross margin below. Direct payroll costs for 2024 totaled $61.0 million or 5.3% of revenue compared to $65.0 million or 6.1% of revenue for 2023.
The increase in PEO services revenues was primarily attributable to an increase in average number of WSEs as well as an increase in average billing per WSE. Gross margin for 2023 totaled $242.5 million or 22.7% of revenue compared to $234.8 million or 22.3% of revenue for 2022.
The increase in PEO services revenues was primarily attributable to a 4.2% increase in average number of WSEs as well as a 3.4% increase in average billing per WSE. Gross margin for 2024 totaled $253.3 million or 22.2% of revenue compared to $242.5 million or 22.7% of revenue for 2023.
Year Ended December 31, (in thousands) 2023 2022 2021 Gross billings $ 7,716,152 $ 7,393,808 $ 6,569,986 PEO and staffing wages 6,711,115 6,425,286 5,693,903 In monitoring and evaluating the performance of our operations, management also reviews the following ratios, which represent selected amounts as a percentage of gross billings.
Year Ended December 31, (in thousands) 2024 2023 2022 Gross billings $ 8,327,091 $ 7,716,152 $ 7,393,808 PEO and staffing wages $ 7,245,093 $ 6,711,115 $ 6,425,286 In monitoring and evaluating the performance of our operations, management also reviews the following ratios, which represent selected amounts as a percentage of gross billings.
See “Note 5 - Revolving Credit Facility and Long-Term Debt” to the consolidated financial statements included in Item 8 of Part II of this report for information regarding the Company’s credit agreement with Wells Fargo Bank, N.A. 31 Contractual Obligations The Company's contractual obligations as of December 31, 2023 are summarized below: As of December 31, 2023 Payments Due by Period (in thousands) Less than 1 - 3 4 - 5 After Total 1 Year Years Years 5 Years Operating leases (1) $ 24,311 $ 7,571 $ 10,171 $ 5,767 $ 802 Total contractual obligations $ 24,311 $ 7,571 $ 10,171 $ 5,767 $ 802 (1) As of December 31, 2023, the Company has additional operating leases that have not yet commenced of $1.0 million and remaining balances on short-term operating leases of $60,332.
See “Note 5 - Revolving Credit Facility and Long-Term Debt” to the consolidated financial statements included in Item 8 of Part II of this report for information regarding the Company’s credit agreement with Wells Fargo Bank, N.A. 32 Contractual Obligations The Company's contractual obligations as of December 31, 2024 are summarized below: As of December 31, 2024 Payments Due by Period (in thousands) Less than 1 - 3 4 - 5 After Total 1 Year Years Years 5 Years Operating leases (1) $ 30,755 $ 7,772 $ 13,397 $ 7,063 $ 2,523 Total contractual obligations $ 30,755 $ 7,772 $ 13,397 $ 7,063 $ 2,523 (1) As of December 31, 2024, the Company has additional operating leases that have not yet commenced of $7.1 million and remaining balances on short-term operating leases of $0.06 million, included in the table above.
Net cash provided by operating activities in 2023 amounted to $67.2 million, compared to net cash provided of $27.8 million for the comparable period of 2022.
Net cash provided by operating activities in 2024 amounted to $10.1 million, compared to net cash provided of $67.2 million for the comparable period of 2023.
Net cash used in investing activities totaled $55.2 million in 2023, compared to net cash provided of $61.2 million for the comparable period of 2022.
Net cash provided by investing activities totaled $38.8 million in 2024, compared to net cash used of $55.2 million for the comparable period of 2023.
IBNR reserves, unlike specific case reserves, do not apply to a specific claim but rather apply to the entire population of claims arising from a specific time period.
IBNR does not apply to a specific claim but rather applies to the entire population of claims arising from a specific time period.
The increase in payroll taxes and benefits expense as a percentage of revenue was primarily due to higher average payroll tax rates in 2023, in addition to PEO client benefit costs of $10.5 million related to the availability of employee benefits to our PEO clients beginning in 2023.
The increase in payroll taxes and benefits expense as a percentage of revenue was primarily due to higher average payroll tax rates in 2024 and PEO client benefit costs of $33.4 million in 2024 compared to $10.5 million in 2023.
Property, equipment, software and 25 internally developed software costs are depreciated using the straight-line method over their estimated useful lives, which range from 3 to 39 years. Leasehold improvements are amortized using the straight-line method over the shorter of the lease term or estimated useful life.
Property, equipment, software and internally developed software costs are depreciated using the straight-line method over their estimated useful lives, which range from 3 to 39 years.
Due to the inherent uncertainty underlying loss reserve estimates, the expenses incurred through final resolution of our liability for our workers’ compensation claims will likely vary from the related loss reserves at the reporting date. Therefore, as specific claims are paid out in the future, actual paid losses may be materially different from our current loss reserves.
Due to the inherent uncertainty underlying loss estimates, the ultimate expense incurred will likely vary from the related loss estimate at the reporting date. Therefore, as specific claims are paid out in the future, actual paid losses may be materially different from our current loss estimates.
The decrease in cash at December 31, 2023 as compared to December 31, 2022 was primarily due to the purchase of investments and restricted investments, decreased workers' compensation claim liabilities, and repurchases of common stock partially offset by increased premium payable, net income, and proceeds from the sale and maturities of investments and restricted investments.
The increase in cash at December 31, 2024 as compared to December 31, 2023 was primarily due to proceeds from the sale and maturities of investments and restricted investments, increased accrued payroll and related benefits, and net income, partially offset by increased trade accounts receivable, decreased workers' compensation claim liabilities, purchases of investments and restricted investments, and repurchases of common stock.
Corporate-level operating expenses consist primarily of executive and office staff payroll and personnel related costs, professional and legal fees, travel, occupancy costs, information systems costs, and executive and corporate staff incentive compensation. Depreciation and amortization represent depreciation of property and equipment, leasehold improvements, software and internally developed software costs.
Selling, general and administrative expenses consist primarily of payroll and personnel related costs, incentive compensation, information systems costs, rent and professional and legal fees. Depreciation and amortization represent depreciation of property and equipment, leasehold improvements, software and internally developed software costs.
Liquidity and Capital Resources The Company's cash balance of $74.8 million, which includes cash, cash equivalents, and restricted cash, decreased $32.5 million for the twelve months ended December 31, 2023, compared to an increase of $28.7 million for the comparable period of 2022.
Liquidity and Capital Resources The Company's cash balance of $82.6 million, which includes cash, cash equivalents, and restricted cash, increased $7.7 million for the twelve months ended December 31, 2024, compared to a decrease of $32.5 million for the comparable period of 2023.
Revenue for 2023 totaled $1,069.3 million, an increase of $15.0 million or 1.4% over 2022, which reflects an increase in the Company’s PEO service revenue of $44.9 million or 4.8% and a decrease in staffing services revenue of $29.9 million or 25.6%.
Revenue for 2024 totaled $1,144.5 million, an increase of $75.2 million or 7.0% over 2023, which reflects an increase in the Company’s PEO service revenue of $81.1 million or 8.3% and a decrease in staffing services revenue of $5.9 million or 6.8%.
The increase of $5.2 million in SG&A expense was primarily attributable to increased employee-related costs. Other income, net for 2023 totaled $8.3 million compared to other income of $6.3 million for 2022. The increase was primarily attributable to an increase in investment income in 2023. Our effective income tax rate for 2023 was 26.6% compared to 27.6% for 2022.
Other income, net for 2024 totaled $11.0 million compared to other income of $8.3 million for 2023. The increase was primarily attributable to an increase in investment income in 2024. Our effective income tax rate for 2024 was 25.2% compared to 26.6% for 2023.
We disclaim any obligation to publicly announce any revisions to any of the forward-looking statements contained herein to reflect future events or developments. 27 Results of Operations The following table sets forth the percentages of total revenues represented by selected items in the Company's consolidated statements of operations for the years ended December 31, 2023, 2022 and 2021, included in Item 8 of Part II of this report.
Results of Operations The following table sets forth the percentages of total revenues represented by selected items in the Company's consolidated statements of operations for the years ended December 31, 2024, 2023 and 2022, included in Item 8 of Part II of this report.
In 2023, net cash used in investing activities consisted primarily of purchase of investments and restricted investments of $71.1 million and purchase of property, equipment and software of $11.8 million, partially offset by proceeds from the sale and maturity of investments and restricted investments of $27.6 million.
In 2024, net cash provided by investing activities consisted primarily of proceeds from the sale and maturity of investments and restricted investments of $90.8 million, partially offset by the purchases of investments and restricted investments of $37.9 million and the purchase of property, equipment and software of $14.2 million.
Year Ended December 31, 2023 % Change 2022 % Change 2021 Average WSEs 124,306 1.9 % 122,001 8.0 % 112,928 Ending WSEs 126,446 3.4 % 122,306 5.3 % 116,154 29 Years Ended December 31, 2023 and 2022 Net income for 2023 was $50.6 million compared to net income of $47.3 million for 2022.
Year Ended December 31, 2024 Year-over-year % Growth 2023 Year-over-year % Growth 2022 Average WSEs 129,577 4.2 % 124,306 1.9 % 122,001 Ending WSEs 132,069 4.4 % 126,446 3.4 % 122,306 30 Years Ended December 31, 2024 and 2023 Net income for 2024 was $53.0 million compared to net income of $50.6 million for 2023.
Workers’ compensation expense for 2023 totaled $206.0 million or 19.3% of revenue compared to $209.1 million or 19.8% of revenue for 2022.
Workers’ compensation expense for 2024 totaled $201.7 million or 17.6% of revenue compared to $206.0 million or 19.2% of revenue for 2023.
Diluted net income per share for 2023 was $7.39 compared to diluted income per share of $6.54 for 2022.
Diluted net income per share for 2024 was $1.98 compared to diluted income per share of $1.85 for 2023.
Percentage of Gross Billings Year Ended December 31, 2023 2022 2021 PEO and staffing wages 87.0 % 86.9 % 86.7 % Payroll taxes and benefits 7.2 % 7.0 % 7.2 % Workers' compensation 2.7 % 2.9 % 3.0 % Gross margin 3.1 % 3.2 % 3.1 % The presentation of revenue on a net basis and the relative contributions of staffing and PEO services revenue can create volatility in our gross margin as a percentage of revenue.
Percentage of Gross Billings Year Ended December 31, 2024 2023 2022 PEO and staffing wages 87.0 % 87.0 % 86.9 % Payroll taxes and benefits 7.6 % 7.2 % 7.0 % Workers' compensation 2.4 % 2.7 % 2.9 % Gross margin 3.0 % 3.1 % 3.2 % We refer to employees of our PEO clients as worksite employees (“WSEs”).
In 2023, net cash provided by operating activities was primarily due to increased premium payable of $54.2 million, net income of $50.6 million, and increased accrued payroll, payroll taxes and related benefits of $12.7 million, partially offset by decreased workers’ compensation claims liabilities of $51.2 million.
In 2024, net cash provided by operating activities was primarily due to increased accrued payroll and related benefits of $55.2 million and net income of $53.0 million, largely offset by increased trade accounts receivable of $63.1 million and decreased workers’ compensation claims liabilities of $39.4 million.
Actuaries exercise a considerable degree of judgment in the evaluation of these factors and the need for such actuarial judgment is more pronounced when faced with material uncertainties.
Actuaries exercise a considerable degree of judgment in the evaluation of these factors and the need for such actuarial judgment is more pronounced when faced with material uncertainties. 27 To illustrate the sensitivity of changes in our estimate of workers’ compensation costs, a 5% increase in estimated ultimate losses for 2024 would result in a $0.5 million increase in workers’ compensation expense, and a 5% decrease in estimated ultimate losses would result in a $7.1 million decrease to workers’ compensation expense.
Critical Accounting Policies and Estimates We have identified the following accounting estimate as critical to our business and the understanding of our results of operations.
Leasehold improvements are amortized using the straight-line method over the shorter of the lease term or estimated useful life. 26 Critical Accounting Estimate We have identified the following accounting estimate as critical to our business and the understanding of our results of operations.
Additional risk factors affecting our business are discussed in Item 1A of Part I of this report.
Additional risk factors affecting our business are discussed in Item 1A 28 of Part I of this report. We disclaim any obligation to publicly announce any revisions to any of the forward-looking statements contained herein to reflect future events or developments.
Selling, general and administrative (“SG&A”) expenses for 2023 totaled $174.8 million or 16.3% of revenue compared to $169.6 million or 16.1% of revenue for 2022. The increase as a percentage of revenue was primarily due to the decrease in staffing services within the mix of our customer base.
Selling, general and administrative (“SG&A”) expenses for 2024 totaled $185.9 million or 16.2% of revenue compared to $174.8 million or 16.3% of revenue for 2023. The increase of $11.1 million in SG&A expense was primarily attributable to increased employee-related costs, including increased variable employee compensation and incentive pay related to stronger financial results compared to 2023.
Workers' Compensation Reserves We recognize our liability for the ultimate payment of incurred claims and claims adjustment expenses by establishing a reserve that represents our estimates of future amounts necessary to pay claims and related expenses with respect to workplace injuries that have occurred.
Workers' Compensation Costs For all claims incurred under the Company’s workers’ compensation programs, we record an estimate for the total amount of workers’ compensation costs, which represents the amount necessary to pay claims and related expenses, including premiums to third-party insurers, with respect to workplace injuries that have occurred under our various workers’ compensation insurance programs.