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Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands | 9 Months Ended
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Sep. 30, 2020 | Sep. 30, 2019
Supplemental Cash Flow Elements [Abstract] |  |
Accounts receivable, including retainage | $ (23,095) | $ (15,486)
Contracts in progress, net | 29,220 | (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 liabilities | 21,350 | 7,330
Members' interest subject to mandatory redemption and undistributed earnings | 1,795 | 1,929
Changes in operating assets and liabilities | $ 8,828 | $ (28,005)

X
- Definition Represents the increase (decrease) in member's interest subject to mandatory redemption and undistributed earnings. + References No definition available. + Details
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- Definition The net change during the reporting period in Equity in and Receivable from unconsolidated joint ventures. + References No definition available. + Details
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- Definition The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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- Definition Amount of increase (decrease) in right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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