Note 15 - Business Segments (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

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

( Dollars in thousands )	201 6		2015		2014
Operating revenue:
Truckload revenue, net of fuel surcharge revenue	$	339,967	$	348,101	$	358,458
Truckload fuel surcharge revenue		35,884		50,260		89,815
Total Truckload revenue		375,851		398,361		448,273
Dedicated revenue, net of fuel surcharge revenue		147,007		107,264		56,609
Dedicated fuel surcharge revenue		10,363		11,008		13,743
Total Dedicated revenue		157,370		118,272		70,352
Intermodal revenue, net of fuel surcharge revenue		64,508		65,877		75,447
Intermodal fuel surcharge revenue		6,982		11,081		21,645
Total Intermodal revenue		71,490		76,958		97,092
Brokerage revenue		66,433		71,403		57,212
Total operating revenue	$	671,144	$	664,994	$	672,929
Operating income:
Truckload	$	27,438	$	35,517	$	39,483
Dedicated		19,550		12,818		7,136
Intermodal		7,131		4,832		1,735
Brokerage		4,184		3,792		2,652
Total operating income before gain on disposition of facilities		58,303		56,959		51,006
Gain on disposition of facilities		-		4,104		-
Total operating income	$	58,303	$	61,063	$	51,006