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Contract Assets and Liabilities - Summary of contract liabilities (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2023
Contractors [Line Items] |  |  |
Deferred revenue | $ 250,615 |  | $ 231,604
Accrued loss provision | 11,942 |  | 8,807
Contract liabilities | 262,557 |  | $ 240,411
Contract liabilities, Change | 22,294 | $ 3,941 |
Change |  |  |
Contractors [Line Items] |  |  |
Deferred revenue, Change | 19,011 |  |
Accrued loss provision, Change | 3,135 |  |
Contract liabilities, Change | $ 22,146 |  |

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