CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 33,570	$ 112,290	$ 245,580
Other comprehensive income (loss):
Foreign currency translation adjustments	(7,367)	6,120	2,426
Change in fair value of interest rate swaps, net of tax	(1,386)	(4,512)	6,886
Other comprehensive income (loss)	(8,753)	1,608	9,312
Comprehensive income	24,817	113,898	254,892
Comprehensive loss (income) attributable to noncontrolling interest	663	92	(4,324)
Comprehensive income attributable to Werner	$ 25,480	$ 113,990	$ 250,568