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v3.23.3

Revenue Recognition (Tables) | 12 Months Ended
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Sep. 30, 2023
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue |
Table 4.1: Revenue by Service Type
| For the Year Ended September 30,
| 2023 |  | % |  | 2022 |  | % |  | 2021 |  | %
| (dollars in thousands)
Program Operations | $ | 2,607,263 |  |  | 53.2 | % |  | $ | 2,596,801 |  |  | 56.1 | % |  | $ | 2,755,820 |  |  | 64.8 | %
Clinical Services | 1,486,040 |  |  | 30.3 | % |  | 1,176,081 |  |  | 25.4 | % |  | 699,424 |  |  | 16.4 | %
Employment & Other | 520,981 |  |  | 10.6 | % |  | 551,755 |  |  | 11.9 | % |  | 463,695 |  |  | 10.9 | %
Technology Solutions | 290,444 |  |  | 5.9 | % |  | 306,381 |  |  | 6.6 | % |  | 335,546 |  |  | 7.9 | %
Total revenue | $ | 4,904,728 |  |  |  |  | $ | 4,631,018 |  |  |  |  | $ | 4,254,485 |  |  |
Table 4.2: Revenue by Contract Type
| For the Year Ended September 30,
| 2023 |  | % |  | 2022 |  | % |  | 2021 |  | %
| (dollars in thousands)
Performance-based | $ | 2,425,597 |  |  | 49.5 | % |  | $ | 2,091,608 |  |  | 45.2 | % |  | $ | 1,416,562 |  |  | 33.3 | %
Cost-plus | 1,238,574 |  |  | 25.3 | % |  | 1,248,759 |  |  | 27.0 | % |  | 1,237,995 |  |  | 29.1 | %
Fixed price | 717,167 |  |  | 14.6 | % |  | 627,402 |  |  | 13.5 | % |  | 553,645 |  |  | 13.0 | %
Time and materials | 523,390 |  |  | 10.7 | % |  | 663,249 |  |  | 14.3 | % |  | 1,046,283 |  |  | 24.6 | %
Total revenue | $ | 4,904,728 |  |  |  |  | $ | 4,631,018 |  |  |  |  | $ | 4,254,485 |  |  |
Table 4.3: Revenue by Customer Type
| For the Year Ended September 30,
| 2023 |  | % |  | 2022 |  | % |  | 2021 |  | %
| (dollars in thousands)
U. S. federal government agencies | $ | 2,344,863 |  |  | 47.8 | % |  | $ | 2,189,303 |  |  | 47.3 | % |  | $ | 1,805,131 |  |  | 42.4 | %
U.S. state government agencies | 1,800,814 |  |  | 36.7 | % |  | 1,605,457 |  |  | 34.7 | % |  | 1,654,555 |  |  | 38.9 | %
International government agencies | 663,044 |  |  | 13.5 | % |  | 722,192 |  |  | 15.6 | % |  | 663,180 |  |  | 15.6 | %
Other, including local municipalities and commercial customers | 96,007 |  |  | 2.0 | % |  | 114,066 |  |  | 2.5 | % |  | 131,619 |  |  | 3.1 | %
Total revenue | $ | 4,904,728 |  |  |  |  | $ | 4,631,018 |  |  |  |  | $ | 4,254,485 |  |  |
Table 4.4: Effect of Changes in Contract Estimates
| For the Year Ended September 30,
| 2023 |  | 2022
| (in thousands, except per share data)
Benefit to/(reduction of) revenue recognized due to changes in contract estimates | $ | (13,346) |  |  | $ | (2,500) |
Benefit to/(reduction of) diluted earnings per share recognized due to changes in contract estimates | $ | (0.16) |  |  | $ | (0.03) |

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