Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Other comprehensive income (loss):
Net income	$ 65,089	$ 46,332	$ 183,613	$ 108,522
Foreign currency translation adjustments	(1,119)	782	(822)	(8,182)
Change in fair value of interest rate swaps, net of tax	400	401	2,063	(5,819)
Other comprehensive income (loss)	(719)	1,183	1,241	(14,001)
Comprehensive income	64,370	47,515	184,854	94,521
Comprehensive income attributable to noncontrolling interest	1,328	0	1,328	0
Comprehensive income attributable to Werner	$ 63,042	$ 47,515	$ 183,526	$ 94,521