Note 14 - Goodwill and Other Assets - Schedule of Goodwill (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2023 USD ($)
Balance, Goodwill	$ 58,217
Balance, Goodwill	68,946
Lew Thompson & Son Trucking, Inc. [Member] | Expedited [Member]
Balance, Goodwill	15,699
Acquired goodwill for LTST	0
Balance, Goodwill	15,699
Lew Thompson & Son Trucking, Inc. [Member] | Dedicated [Member]
Balance, Goodwill	15,320
Acquired goodwill for LTST	10,729
Balance, Goodwill	26,049
Lew Thompson & Son Trucking, Inc. [Member] | Managed Freight [Member]
Balance, Goodwill	5,448
Acquired goodwill for LTST	0
Balance, Goodwill	5,448
Lew Thompson & Son Trucking, Inc. [Member] | Warehousing [Member]
Balance, Goodwill	21,750
Acquired goodwill for LTST	0
Balance, Goodwill	$ 21,750