Consolidated Statements Of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Operating revenues	$ 764,605	$ 616,446
Operating expenses:
Salaries, wages and benefits	241,996	204,853
Fuel	88,421	50,838
Supplies and maintenance	57,025	46,147
Taxes and licenses	23,833	23,233
Insurance and claims	27,492	22,056
Depreciation and amortization	67,229	63,951
Rent and purchased transportation	185,237	146,493
Communications and utilities	3,926	3,022
Other	(14,065)	(6,618)
Total operating expenses	681,094	553,975
Operating income	83,511	62,471
Other expense (income):
Interest expense	1,439	838
Interest income	(275)	(297)
Loss on interest in investment	(9,806)	0
Other	73	42
Total other expense (income)	11,043	583
Income before income taxes	72,468	61,888
Income tax expense	17,433	15,396
Net income	55,035	46,492
Net income attributable to noncontrolling interest	(1,286)	0
Net income attributable to Werner	$ 53,749	$ 46,492
Earnings per share:
Basic	$ 0.82	$ 0.68
Diluted	$ 0.82	$ 0.68
Weighted-average common shares outstanding:
Basic	65,543	67,932
Diluted	65,878	68,223