| Fiscal period | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|
| Period End Date | 12/31/2024 | 12/31/2023 | 12/31/2022 | 12/31/2021 | 12/31/2020 | 12/31/2019 | 12/31/2018 | 12/31/2017 | 12/31/2016 | 12/31/2015 |
|---|
| Revenues | 7,027.48 | 5,206.76 | 4,140.36 | 3,073.64 | 2,856.66 | 2,615.28 | 2,182.88 | 1,787.92 | 1,634.34 | 1,580.52 |
| Total Revenues | 7,027.48 | 5,206.76 | 4,140.36 | 3,073.64 | 2,856.66 | 2,615.28 | 2,182.88 | 1,787.92 | 1,634.34 | 1,580.52 |
| Cost of Services | 5,551.07 | 4,216.25 | 3,398.76 | 2,510.43 | 2,309.68 | 2,113.33 | 1,736.60 | 1,421.64 | 1,290.33 | 1,262.39 |
| Gross Profit | 1,476.41 | 990.51 | 741.61 | 563.21 | 546.98 | 501.94 | 446.28 | 366.28 | 344.01 | 318.13 |
| Goodwill impairment | -- | -- | -- | -- | -- | -- | -- | 1.11 | 0.00 | 0.00 |
| Selling, general and administrative expenses | 730.07 | 574.42 | 489.34 | 376.31 | 357.78 | 340.01 | 296.99 | 266.59 | 243.20 | 228.97 |
| Restructuring charges | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Loss (Gain) on sale of assets | 3.03 | 2.30 | 1.59 | 1.54 | 1.45 | 1.70 | 0.95 | 0.67 | 0.76 | 0.88 |
| Operating Income (Loss) | 749.37 | 418.39 | 253.85 | 188.44 | 190.65 | 163.64 | 150.24 | 99.26 | 101.57 | 90.04 |
| Interest expense | 6.65 | 10.28 | 13.35 | 6.20 | 8.39 | 9.32 | 3.71 | 3.16 | 2.35 | 1.75 |
| Write-off of debt costs | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Interest income | 11.55 | 3.49 | 0.05 | 0.02 | 0.10 | 0.22 | 0.07 | 0.07 | 0.01 | 0.07 |
| Other | 0.43 | 0.20 | 0.13 | 0.19 | 0.05 | 0.19 | 4.14 | 1.05 | 1.10 | 0.08 |
| Changes in the fair value of contingent earn-out obligations | (88.15) | (23.61) | (4.82) | 7.82 | 9.12 | (2.99) | (2.07) | 3.72 | 0.73 | 0.23 |
| Total Non-Operating Income/Expense | (82.81) | (30.19) | (17.99) | 1.84 | 0.89 | (11.90) | -- | 1.68 | (0.51) | (1.38) |
| Income (loss) before income taxes | 666.56 | 388.19 | 235.86 | 190.27 | 191.54 | 151.74 | 148.68 | 100.94 | 101.06 | 88.66 |
| Income tax expense (benefit) | 144.13 | 64.80 | (10.09) | 46.93 | 41.40 | 37.42 | 35.77 | 45.67 | 36.17 | 31.22 |
| Current- Federal | 170.84 | (34.72) | 58.04 | 31.28 | 36.56 | 33.28 | 22.73 | 35.43 | 32.72 | 27.56 |
| Current- State and Puerto Rico | 39.90 | 4.22 | 26.38 | 8.74 | 12.80 | 8.39 | 8.59 | 6.05 | 4.68 | 4.07 |
| Deferred- Federal | (54.12) | 81.12 | (80.13) | 6.20 | (5.48) | (3.75) | 4.35 | 5.39 | (2.10) | (1.48) |
| Deferred- State and Puerto Rico | (12.49) | 14.18 | (14.38) | 0.71 | (2.47) | (0.50) | 0.11 | (1.21) | 0.86 | 1.08 |
| Income (loss) from Continuing Operations | -- | -- | -- | -- | -- | -- | -- | -- | 64.90 | 57.44 |
| DISCONTINUED OPERATIONS:Operating loss, net of income tax benefit | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| DISCONTINUED OPERATIONS:Estimated gain on disposition | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Income Before Extraordinary Income & Accounting Change | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Cumulative effect of change in accounting principle | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Consolidated Net Income (Loss) | 522.43 | 323.40 | 245.95 | 143.35 | -- | 114.32 | -- | 55.27 | 64.90 | 57.44 |
| Less- Net income attributable to noncontrolling interests | -- | -- | -- | -- | -- | -- | -- | -- | -- | 8.08 |
| Net Income (loss) Available to Common Shareholders | 522.43 | 323.40 | 245.95 | 143.35 | 150.14 | 114.32 | 112.90 | 55.27 | 64.90 | 49.36 |
| Income from continuing operations: Basic | -- | -- | -- | -- | -- | -- | -- | -- | 1.74 | 1.32 |
| Discontinued operations-:Estimated gain on disposition | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Discontinued operations -Income from operations | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Cumulative effect of change in accounting principle- Basic | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net Earnings Per Share (Basic) | 14.64 | 9.03 | 6.84 | 3.95 | 4.11 | 3.10 | 3.03 | 1.48 | 1.74 | 1.32 |
| Income from continuing operations: Diluted | -- | -- | -- | -- | -- | -- | -- | -- | 1.72 | 1.30 |
| Discontinued operations-Estimated gain on disposition | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Discontinued operations -Income from operations | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Cumulative effect of change in accounting principle- Diluted | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net Earnings Per Share (Diluted) | 14.60 | 9.01 | 6.82 | 3.93 | 4.09 | 3.08 | 3.00 | 1.47 | 1.72 | 1.30 |
| Weighted Average Shares Outstanding (Basic) | 35.69 | 35.80 | 35.93 | 36.29 | 36.54 | 36.85 | 37.20 | 37.24 | 37.34 | 37.44 |
| Weighted Average Shares Outstanding (Diluted) | 35.78 | 35.90 | 36.05 | 36.45 | 36.74 | 37.13 | 37.59 | 37.67 | 37.81 | 37.87 |