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Construction Joint Ventures - Construction Joint Ventures, Partner Share (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Schedule of Equity Method Investments [Line Items] |  |
Current assets | $ 434,691 | $ 361,543
Current liabilities | (351,760) | (321,884)
Sterling’s receivables from and equity in construction joint ventures | 16,896 | 16,653
Joint Ventures | Equity Method Investment, Nonconsolidated Investee or Group of Investees |  |
Schedule of Equity Method Investments [Line Items] |  |
Current assets | 130,898 | 143,608
Current liabilities | (91,121) | (141,295)
Sterling’s receivables from and equity in construction joint ventures | $ 16,896 | $ 16,653

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