Biggest changeFollowing is a reconciliation of payroll cost (GAAP) to non-bonus payroll costs (non-GAAP): (in thousands, except per WSEE per month) Year Ended December 31, 2023 2022 2021 Per WSEE Per WSEE Per WSEE Payroll cost $ 36,655,495 $ 9,787 $ 34,188,092 $ 9,657 $ 28,345,623 $ 9,420 Less: Bonus payroll cost 4,978,439 1,329 4,959,987 1,401 4,719,217 1,568 Non-bonus payroll cost $ 31,677,056 $ 8,458 $ 29,228,105 $ 8,256 $ 23,626,406 $ 7,852 % Change year over year 8.4 % 2.4 % 23.7 % 5.1 % 14.5 % 6.9 % 54 2023 Form 10-K MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS Following is a reconciliation of cash, cash equivalents and marketable securities (GAAP) to adjusted cash, cash equivalents and marketable securities (non-GAAP): (in thousands) December 31, 2023 December 31, 2022 Cash, cash equivalents and marketable securities $ 708,778 $ 765,896 Less: Amounts payable for withheld federal and state income taxes, employment taxes and other payroll deductions 510,092 504,817 Client prepayments 27,592 36,800 Adjusted cash, cash equivalents and marketable securities $ 171,094 $ 224,279 Following is a reconciliation of net income (GAAP) to EBITDA (non-GAAP) and adjusted EBITDA (non-GAAP): Year Ended December 31, (in thousands, except per WSEE per month) 2023 2022 2021 Per WSEE Per WSEE Per WSEE Net income $ 171,382 $ 46 $ 179,350 $ 51 $ 124,080 $ 41 Income tax expense 53,696 14 66,075 19 44,238 15 Interest expense 27,137 7 14,207 4 7,458 2 Amortization of SaaS implementation costs 5,711 2 1,923 1 — — Depreciation and amortization 42,708 11 40,660 11 38,547 13 EBITDA 300,634 80 302,215 86 214,323 71 Stock-based compensation 52,996 14 50,080 14 40,623 14 Adjusted EBITDA $ 353,630 $ 94 $ 352,295 $ 100 $ 254,946 $ 85 % Change year over year 0.4 % (6.0) % 38.2 % 17.6 % (11.7) % (17.5) % Following is a reconciliation of net income (GAAP) to adjusted net income (non-GAAP): Year Ended December 31, (in thousands) 2023 2022 2021 Net income $ 171,382 $ 179,350 $ 124,080 Non-GAAP adjustments: Stock-based compensation 52,996 50,080 40,623 Tax effect (12,643) (13,483) (10,677) Total non-GAAP adjustments, net 40,353 36,597 29,946 Adjusted net income $ 211,735 $ 215,947 $ 154,026 % Change year over year (2.0) % 40.2 % (15.1) % 55 2023 Form 10-K MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS Following is a reconciliation of diluted EPS (GAAP) to adjusted EPS (non-GAAP): Year Ended December 31, (amounts per share) 2023 2022 2021 Diluted EPS $ 4.47 $ 4.64 $ 3.18 Non-GAAP adjustments: Stock-based compensation 1.38 1.30 1.04 Tax effect (0.33) (0.35) (0.27) Total non-GAAP adjustments, net 1.05 0.95 0.77 Adjusted EPS $ 5.52 $ 5.59 $ 3.95 % Change year over year (1.3) % 41.5 % (14.9) % Liquidity and Capital Resources We periodically evaluate our liquidity requirements, capital needs and availability of resources in view of, among other things, our expansion plans, stock repurchases, potential acquisitions, debt service requirements and other operating cash needs.
Biggest changeFollowing is a reconciliation of payroll cost (GAAP) to non-bonus payroll costs (non-GAAP): (in millions, except per WSEE per month) Year Ended December 31, 2024 2023 2022 Per WSEE Per WSEE Per WSEE Payroll cost $ 37,171 $ 10,081 $ 36,655 $ 9,787 $ 34,188 $ 9,657 Less: Bonus payroll cost 5,101 1,383 4,978 1,329 4,960 1,401 Non-bonus payroll cost $ 32,070 $ 8,698 $ 31,677 $ 8,458 $ 29,228 $ 8,256 Payroll cost % change year over year 1 % 3 % 7 % 1 % 21 % 3 % Non-bonus payroll cost % change year over year 1 % 3 % 8 % 2 % 24 % 5 % 51 2024 Form 10-K MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS Following is a reconciliation of cash, cash equivalents and marketable securities (GAAP) to adjusted cash, cash equivalents and marketable securities (non-GAAP): (in millions) December 31, 2024 December 31, 2023 Cash, cash equivalents and marketable securities $ 1,055 $ 709 Less: Amounts payable for withheld federal and state income taxes, employment taxes and other payroll deductions 830 510 Client prepayments 91 28 Adjusted cash, cash equivalents and marketable securities $ 134 $ 171 Following is a reconciliation of net income (GAAP) to EBITDA (non-GAAP) and adjusted EBITDA (non-GAAP): Year Ended December 31, (in millions, except per WSEE per month) 2024 2023 2022 Per WSEE Per WSEE Per WSEE Net income $ 91 $ 25 $ 171 $ 46 $ 179 $ 51 Income tax expense 35 8 54 14 66 19 Interest expense 28 8 27 7 14 4 Amortization of SaaS implementation costs 11 3 6 2 2 1 Depreciation and amortization 44 12 43 11 41 11 EBITDA 209 56 301 80 302 86 Stock-based compensation 61 17 53 14 50 14 Adjusted EBITDA $ 270 $ 73 $ 354 $ 94 $ 352 $ 100 Net income % change year over year (47) % (46) % (4) % (10) % 44 % 24 % Adjusted EBITDA % change year over year (24) % (22) % 1 % (6) % 38 % 18 % Following is a reconciliation of net income (GAAP) to adjusted net income (non-GAAP): Year Ended December 31, (in millions) 2024 2023 2022 Net income $ 91 $ 171 $ 179 Non-GAAP adjustments: Stock-based compensation 61 53 50 Tax effect (17) (12) (13) Total non-GAAP adjustments, net 44 41 37 Adjusted net income $ 135 $ 212 $ 216 Net income % change year over year (47) % (4) % 44 % Adjusted net income % change year over year (36) % (2) % 40 % 52 2024 Form 10-K MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS Following is a reconciliation of diluted EPS (GAAP) to adjusted EPS (non-GAAP): Year Ended December 31, (amounts per share) 2024 2023 2022 Diluted EPS $ 2.42 $ 4.47 $ 4.64 Non-GAAP adjustments: Stock-based compensation 1.61 1.38 1.30 Tax effect (0.45) (0.33) (0.35) Total non-GAAP adjustments, net 1.16 1.05 0.95 Adjusted EPS $ 3.58 $ 5.52 $ 5.59 Diluted EPS % change year over year (46) % (4) % 46 % Adjusted EPS % change year over year (35) % (1) % 42 % Liquidity and Capital Resources We periodically evaluate our liquidity requirements, capital needs and availability of resources in view of, among other things, our expansion plans, stock repurchases, potential acquisitions, debt service requirements and other operating cash needs.