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Construction Joint Ventures - Construction Joint Ventures, Partner Share (Details) - USD ($) $ in Thousands | Sep. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Schedule of Equity Method Investments [Line Items] |  |
Current assets | $ 427,218 | $ 357,521
Current liabilities | (357,369) | (293,504)
Receivables from and equity in construction joint ventures | 13,802 | 9,196
Joint Ventures |  |
Schedule of Equity Method Investments [Line Items] |  |
Current assets | 120,688 | 92,710
Current liabilities | (125,294) | (86,705)
Receivables from and equity in construction joint ventures | $ 13,802 | $ 9,196

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