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Related Party Transactions - Schedule of Consolidated Balance Sheet Related to Services Provided to Unconsolidated Joint Ventures (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Related Party Transaction [Line Items]
Contract assets	$ 569,294	$ 576,568
Contract liabilities	186,789	201,864
Unconsolidated Joint Ventures
Related Party Transaction [Line Items]
Accounts receivable	28,799	37,544
Contract assets	7,835	8,889
Contract liabilities	$ 9,188	$ 5,720

X

- Definition

Amount of receivables arising from transactions with related parties due within one year or the normal operating cycle, if longer.

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