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Supplemental Cash Flow Information
9 Months Ended
Sep. 30, 2020
Supplemental Cash Flow Elements [Abstract]  
Supplemental Cash Flow Information
17.SUPPLEMENTAL CASH FLOW INFORMATION
    Operating assets and liabilities—The following table summarizes the changes in the components of operating assets and liabilities:
Nine Months Ended September 30,
20202019
Accounts receivable, including retainage$(23,095)$(15,486)
Contracts in progress, net29,220 (26,934)
Receivables from and equity in construction joint ventures(4,606)(3,931)
Other current and non-current assets(5,579)(2,111)
Accounts payable(10,257)11,198 
Accrued compensation and other liabilities21,350 7,330 
Members' interest subject to mandatory redemption and undistributed earnings1,795 1,929 
Changes in operating assets and liabilities$8,828 $(28,005)