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Construction Joint Ventures - Construction Joint Ventures, Partner Share (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Schedule of Equity Method Investments [Line Items]
Current assets	$ 435,890	$ 434,691
Current liabilities	(339,514)	(351,760)
Sterling’s receivables from and equity in construction joint ventures	19,292	16,896
Joint Ventures | Equity Method Investment, Nonconsolidated Investee or Group of Investees
Schedule of Equity Method Investments [Line Items]
Current assets	119,561	130,898
Current liabilities	(74,243)	(91,121)
Sterling’s receivables from and equity in construction joint ventures	$ 19,292	$ 16,896

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Amounts due from minority-owned entities in which the reporting entity shares joint control with another party or group, due within 1 year (or 1 business cycle). Also, includes the entity's equity in minority-owned joint ventures.

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