| Schedule of Disaggregation of Revenue |
Revenue by contract type is as follows: | | | | | | | | | | | | | | | | | | | | | | | Year Ended December 31, | | (In thousands) | | 2025 | | 2024 | | 2023 | | Cost-plus and cost-reimbursable | | $ | 2,744,753 | | | $ | 2,531,792 | | | $ | 2,209,241 | | | Firm-fixed-price | | 1,609,027 | | | 1,675,603 | | | 1,626,262 | | | Time-and-materials | | 126,258 | | | 114,760 | | | 127,623 | | | Total revenue | | $ | 4,480,038 | | | $ | 4,322,155 | | | $ | 3,963,126 | |
Revenue by geographic region in which the contract is performed is as follows: | | | | | | | | | | | | | | | | | | | | | | | Year Ended December 31, | | (In thousands) | | 2025 | | 2024 | | 2023 | | United States | | $ | 2,609,257 | | | $ | 2,388,598 | | | $ | 2,286,052 | | | Middle East | | 1,351,318 | | | 1,399,436 | | | 1,193,598 | | | Asia | | 313,024 | | | 326,961 | | | 264,346 | | | Europe | | 206,439 | | | 207,160 | | | 219,130 | | | Total revenue | | $ | 4,480,038 | | | $ | 4,322,155 | | | $ | 3,963,126 | |
Revenue by contract relationship is as follows: | | | | | | | | | | | | | | | | | | | | | | | Year Ended December 31, | | (In thousands) | | 2025 | | 2024 | | 2023 | | Prime contractor | | $ | 4,239,080 | | | $ | 4,049,543 | | | $ | 3,726,199 | | | Subcontractor | | 240,958 | | | 272,612 | | | 236,927 | | | Total revenue | | $ | 4,480,038 | | | $ | 4,322,155 | | | $ | 3,963,126 | |
Revenue by customer is as follows: | | | | | | | | | | | | | | | | | | | | | | | Year Ended December 31, | | (In thousands) | | 2025 | | 2024 | | 2023 | | Army | | $ | 1,828,977 | | | $ | 1,837,843 | | | $ | 1,633,525 | | | Navy | | 1,479,815 | | | 1,441,355 | | | 1,233,463 | | | Air Force | | 570,663 | | | 481,265 | | | 538,698 | | | Other | | 600,583 | | | 561,692 | | | 557,440 | | | Total revenue | | $ | 4,480,038 | | | $ | 4,322,155 | | | $ | 3,963,126 | |
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