Revenue - Schedule of Disaggregation of Revenue by Revenue Source (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Disaggregation of revenue
Total revenues	$ 753,148	$ 760,798	$ 1,465,262	$ 1,529,878
Inter-segment eliminations
Disaggregation of revenue
Total revenues	(4,749)	(3,263)	(8,812)	(7,334)
Truckload Transportation Services \| Reportable segment revenues
Disaggregation of revenue
Total revenues	517,647	537,069	1,019,522	1,088,195
Werner Logistics \| Reportable segment revenues
Disaggregation of revenue
Total revenues	221,177	208,912	416,735	411,394
Transportation services
Disaggregation of revenue
Total revenues	734,075	742,718	1,427,445	1,492,255
Other revenues
Disaggregation of revenue
Total revenues	$ 19,073	$ 18,080	$ 37,817	$ 37,623

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details