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Acquisitions - Summary of Estimated Fair Values of Assets Acquired and Liabilities Assumed on Purchase Price Allocation (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023 | Aug. 23, 2023 | Apr. 13, 2023
--- | --- | --- | --- | ---
Business Acquisition [Line Items] |  |  |  |
Contract assets | $ 803,685 | $ 757,515 |  |
Goodwill | 1,790,903 | 1,792,665 |  |
Investments in and advances to unconsolidated joint ventures | 157,243 | 128,204 |  |
Contract liabilities | $ (298,104) | $ (301,107) |  |
Sealing Technologies, Inc. |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Cash and cash equivalents |  |  | $ 8,133 |
Accounts receivable |  |  | 17,889 |
Contract assets |  |  | 2,946 |
Prepaid expenses and other current assets |  |  | 1,379 |
Property and equipment |  |  | 2,025 |
Right of use assets, operating leases |  |  | 1,836 |
Deferred tax assets |  |  | 357 |
Goodwill |  |  | 90,593 |
Intangible assets |  |  | 75,000 |
Accounts payable |  |  | (15,987) |
Accrued expenses and other current liabilities |  |  | (2,408) |
Contract liabilities |  |  | (668) |
Short-term lease liabilities, operating leases |  |  | (418) |
Long-term lease liabilities, operating leases |  |  | (1,418) |
Net assets acquired |  |  | $ 179,259 |
IPKeys Power Partners |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Cash and cash equivalents |  |  |  | $ 126
Accounts receivable |  |  |  | 3,937
Contract assets |  |  |  | 834
Prepaid expenses and other current assets |  |  |  | 455
Property and equipment |  |  |  | 86
Right of use assets, operating leases |  |  |  | 1,105
Goodwill |  |  |  | 22,407
Intangible assets |  |  |  | 23,000
Other noncurrent assets |  |  |  | 152
Accounts payable |  |  |  | (541)
Accrued expenses and other current liabilities |  |  |  | (1,768)
Contract liabilities |  |  |  | (1,936)
Short-term lease liabilities, operating leases |  |  |  | (343)
Deferred tax liabilities |  |  |  | (3,713)
Long-term lease liabilities, operating leases |  |  |  | (762)
Net assets acquired |  |  |  | $ 43,039

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