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Commitments and Contingencies - Additional Information (Detail) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Mar. 31, 2024
Loss Contingencies [Line Items] |  |  |
Revenues | $ 1,126,460 | $ 779,791 |
Interest income | 22,792 | $ 19,189 |
Defense and Advanced Technologies [Member] | Positive Outcome Of Litigation [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Revenues | 41,700 |  |
Unfavorable Regulatory Action [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
U.S. government contract-related reserves | $ 7,400 |  | $ 16,600

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