CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Net income	$ 84,097	$ 87,593	$ 76,850
Other comprehensive income, net of tax:
Foreign currency translation adjustments	984	(908)
Comprehensive income	85,081	86,685	76,850
Less net income attributable to noncontrolling interests	(1,770)	(10,132)	(4,496)
Comprehensive income attributable to Primoris	$ 83,311	$ 76,553	$ 72,354