Smith Transport Acquisition (Details) - USD ($) $ in Thousands		3 Months Ended	6 Months Ended
	May 31, 2022	Jun. 30, 2022	Jun. 30, 2022
Business Combinations [Abstract]
Business Combination, Accounts and Other Receivables, Net, Current	$ 32,300
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other	6,238
Business Combination, Property, Plant and Equipment, Net	68,196
Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Operating Lease right of use assets	27,133
Business Combination, Other Assets, Noncurrent	3,848
Business Combination, Intangible Assets, Current	28,070
Business Combination, Goodwill, Acquired During Period	40,505
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	206,290
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable	(8,379)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Insurance	(1,946)
Business Combination, Finance Lease, Liability	(35,359)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt	(11,424)
Business Combination, Operating lease liabilities	27,133
Business Combination, Payments to Acquire Businesses, Net	122,049
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt and finance lease liability	(46,800)	$ (45,700)	$ (45,700)
Business Combination, Acquired Business Percent of Assets		20.30%	20.30%
Business Combination, Acquired business percent of revenue		10.40%	5.80%
Business Combination, Acquisition Related Costs		$ 700	$ 1,000
Business Acquisition, Consideration Transferred and debt assumed	169,400
Business Combination, Gross Cash Paid	140,600
Business Combination, Cash Acquired	$ 18,600