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CONSTRUCTION JOINT VENTURES - Construction Joint Ventures, Partner Income (Details) - Equity Method Investment, Nonconsolidated Investee or Group of Investees - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Schedule of Equity Method Investments [Line Items] |  |  |
Revenues | $ 56,297 | $ 141,557 | $ 217,854
Income before tax | 18,542 | 25,820 | 23,835
Sterling’s noncontrolling interest: |  |  |
Revenues | 22,840 | 58,674 | 94,306
Income before tax | $ 7,557 | $ 10,535 | $ 10,168

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