Note 5 - Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Property, Plant and Equipment [Table Text Block]

(in thousands)	Estimated Useful Lives (Years)		2023		2022
Revenue equipment		2 - 20	$	538,617	$	468,527
Communications equipment		5 - 10		5,847		4,470
Land and improvements		0 - 15		11,747		11,719
Buildings and leasehold improvements		7 - 40		104,358		96,550
Construction in-progress		-		2,968		16,077
Other		2 - 10		28,995		22,343
			$	692,532	$	619,686