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Goodwill and Intangible Assets - Schedule of Goodwill (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2026 USD ($)
Increase (Decrease) in Goodwill [Roll Forward]
Beginning balance	$ 129,104
Goodwill recorded in acquisition of FirstFleet	9,472
Ending balance	138,576
TTS
Increase (Decrease) in Goodwill [Roll Forward]
Beginning balance	46,056
Goodwill recorded in acquisition of FirstFleet	9,472
Ending balance	55,528
Werner Logistics
Increase (Decrease) in Goodwill [Roll Forward]
Beginning balance	83,048
Goodwill recorded in acquisition of FirstFleet	0
Ending balance	$ 83,048

X

- Definition

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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