| Schedule of Disaggregation of Revenue |
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| Table 4.1: Revenue by Contract Type |
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For the Three Months Ended |
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For the Six Months Ended |
|
March 31, 2024 |
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March 31, 2023 |
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March 31, 2024 |
|
March 31, 2023 |
|
(dollars in thousands) |
| Performance-based |
$ |
738,888 |
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|
54.8 |
% |
|
$ |
574,747 |
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|
47.6 |
% |
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$ |
1,443,599 |
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54.0 |
% |
|
$ |
1,143,964 |
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|
46.6 |
% |
| Cost-plus |
334,498 |
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|
24.8 |
% |
|
312,176 |
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25.9 |
% |
|
676,513 |
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25.3 |
% |
|
659,495 |
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|
26.9 |
% |
| Fixed price |
166,816 |
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12.4 |
% |
|
180,674 |
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15.0 |
% |
|
343,493 |
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12.8 |
% |
|
355,747 |
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14.5 |
% |
| Time and materials |
108,155 |
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8.0 |
% |
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139,255 |
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11.5 |
% |
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211,793 |
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7.9 |
% |
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296,892 |
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12.1 |
% |
| Total revenue |
$ |
1,348,357 |
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$ |
1,206,852 |
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$ |
2,675,398 |
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$ |
2,456,098 |
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| Table 4.2: Revenue by Customer Type |
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For the Three Months Ended |
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For the Six Months Ended |
|
March 31, 2024 |
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March 31, 2023 |
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March 31, 2024 |
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March 31, 2023 |
|
(dollars in thousands) |
| U.S. federal government agencies |
$ |
685,939 |
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|
50.9 |
% |
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$ |
569,897 |
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47.2 |
% |
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$ |
1,348,885 |
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50.4 |
% |
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$ |
1,173,815 |
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47.8 |
% |
| U.S. state government agencies |
483,147 |
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35.8 |
% |
|
446,549 |
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37.0 |
% |
|
970,090 |
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36.3 |
% |
|
883,911 |
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36.0 |
% |
| International government agencies |
156,796 |
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11.6 |
% |
|
161,359 |
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13.4 |
% |
|
312,408 |
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11.7 |
% |
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343,119 |
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14.0 |
% |
| Other, including local municipalities and commercial customers |
22,475 |
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1.7 |
% |
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29,047 |
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2.4 |
% |
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44,015 |
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1.6 |
% |
|
55,253 |
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|
2.2 |
% |
| Total revenue |
$ |
1,348,357 |
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$ |
1,206,852 |
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$ |
2,675,398 |
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$ |
2,456,098 |
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| Table 4.3: Effect of Changes in Contract Estimates |
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For the Three Months Ended |
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For the Six Months Ended |
|
March 31, 2024 |
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March 31, 2023 |
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March 31, 2024 |
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March 31, 2023 |
|
(in thousands, except per share data) |
| Benefit to/(reduction of) revenue recognized due to changes in contract estimates |
$ |
(3,098) |
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$ |
(6,496) |
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$ |
(9,196) |
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$ |
(6,137) |
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| Benefit to/(reduction of) diluted earnings per share recognized due to changes in contract estimates |
$ |
(0.04) |
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$ |
(0.08) |
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$ |
(0.11) |
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$ |
(0.07) |
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