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Unearned Revenue - Schedule of Unearned Revenue (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Disaggregation of Revenue [Line Items] |  |
Remaining performance obligation | $ 3,884,146 | $ 3,596,676
Public |  |
Disaggregation of Revenue [Line Items] |  |
Remaining performance obligation | 3,071,044 | 2,892,255
Private |  |
Disaggregation of Revenue [Line Items] |  |
Remaining performance obligation | $ 813,102 | $ 704,421

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