Note 15 - Revenue and Business Segments (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

(Dollars in thousands)	2022		2021		2020
Operating revenue:
Truckload revenue, net of fuel surcharge revenue	$	411,448	$	346,289	$	342,357
Truckload fuel surcharge revenue		89,014		50,377		36,791
Total Truckload revenue		500,462		396,666		379,148
Dedicated revenue, net of fuel surcharge revenue		336,973		276,883		271,550
Dedicated fuel surcharge revenue		92,119		52,559		38,234
Total Dedicated revenue		429,092		329,442		309,784
Intermodal revenue, net of fuel surcharge revenue		100,452		87,468		79,944
Intermodal fuel surcharge revenue		29,313		14,777		8,789
Total Intermodal revenue		129,765		102,245		88,733
Brokerage revenue		204,559		145,291		96,709
Total operating revenue	$	1,263,878	$	973,644	$	874,374
Operating income:
Truckload	$	59,392	$	51,032	$	39,637
Dedicated		50,566		36,395		40,909
Intermodal		10,639		9,479		5,730
Brokerage		22,747		14,783		6,970
Total operating income	$	143,344	$	111,689	$	93,246