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Revenue from Contracts with Customers - Contract Assets and Liabilities (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022
Contract Assets |  |
Costs and estimated earnings in excess of billings, less allowance for credit losses | $ 28,084 | $ 27,211
Contract Liabilities |  |
Billings in excess of costs and estimated earnings and deferred revenue | 909,538 | 548,293
Contract assets | 900 |
Contract liabilities | 361,200 |
Increase in contract assets | 4,100 |
Billings and related costs | 3,200 |
Increase in billings in excess of costs | 349,100 |
Consideration of Eldeco and DECCO acquisitions | 12,100 |
Revenue related to our contract liabilities | $ 500,600 | $ 286,500

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