Note 5 - Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Property, Plant and Equipment [Table Text Block]

(in thousands)	Estimated Useful Lives (Years)		2021		2020
Revenue equipment		3 - 10	$	400,282	$	435,865
Communications equipment		5 - 10		4,257		5,492
Land and improvements		0 - 15		16,341		16,602
Buildings and leasehold improvements		7 - 40		72,180		57,308
Construction in-progress		-		866		695
Other		2 - 10		24,480		25,314
			$	518,406	$	541,276