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Revenue and Contract Balances - Summary of Contract Liabilities/Assets (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Oct. 01, 2023
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Disaggregation of Revenue [Line Items] |  |
Contract assets | $ 102,991 | $ 113,939
Contract liabilities | (373,682) | (335,044)
Net contract liabilities | (270,691) | (221,105)
Contract Retentions |  |
Disaggregation of Revenue [Line Items] |  |
Contract assets | $ 5,500 | $ 6,800

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