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v3.24.4

Commitments and Contingencies (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2024 | Dec. 31, 2023 | Mar. 31, 2024
Concentration Risk [Line Items] |  |  |  |  |
Operating income (loss) | $ 291,259 | $ 247,558 | $ 1,095,032 | $ 748,965 |
Net income | $ 186,950 | $ 145,644 | $ 742,295 | $ 477,750 |
Basic (in dollars per share) | $ 1.46 | $ 1.11 | $ 5.75 | $ 3.63 |
Diluted (in dollars per share) | $ 1.45 | $ 1.11 | $ 5.73 | $ 3.62 |
Liability for reductions and/or penalties from U.S Government audits | $ 246,703 |  | $ 246,703 |  | $ 363,745
Insurance reimbursements | 115,300 |  |  |  |
Claimed Indirect Costs | Revision of Prior Period, Adjustment |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Net income | $ 90,100 |  | $ 90,100 |  |
Basic (in dollars per share) | $ 0.70 |  | $ 0.70 |  |
Diluted (in dollars per share) | $ 0.70 |  | $ 0.70 |  |
Claimed Indirect Costs | Increase To Revenue To Reflect Best Estimate Of Final Cost Rates |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Decrease in reserve | $ 121,700 |  |  |  |
Liability for reductions and/or penalties from U.S Government audits | 246,700 |  | $ 246,700 |  | 363,700
U.S. Government Contracts |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Liability for reductions and/or penalties from U.S Government audits | $ 0 |  | $ 0 |  | 0
Contracts with U.S. Government Agencies or Other U.S. Government Contractors | Revenue Benchmark | U.S. |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Concentration risk (as a percent) | 98.00% | 98.00% | 98.00% | 98.00% |
Financial Standby Letter of Credit |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Guarantor obligations, carrying value | $ 4,500 |  | $ 4,500 |  | 4,400
Guarantor obligations, reduction to available borrowings |  |  | 1,400 |  | 1,300
Guarantor obligations, facility | 7,500 |  | 7,500 |  | 7,500
Guarantor obligations, available amount | $ 4,500 |  | $ 4,500 |  | $ 4,400

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