Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Net income (loss)	$ 32,423	$ (98,357)	$ 22,847	$ (171,868)
Other comprehensive (loss) income, net of tax:
Net unrealized (loss) gain on derivatives	(945)	(904)	282	(3,999)
Less: reclassification for net losses included in interest expense	379	358	1,557	798
Net change	(566)	(546)	1,839	(3,201)
Foreign currency translation adjustments, net	(151)	344	(273)	(156)
Other comprehensive (loss) income	(717)	(202)	1,566	(3,357)
Comprehensive income (loss)	31,706	(98,559)	24,413	(175,225)
Non-controlling interests in comprehensive income	2,620	7,195	462	18,741
Comprehensive income (loss) attributable to Granite Construction Incorporated	$ 34,326	$ (91,364)	$ 24,875	$ (156,484)