Note 7 - Segment Information (Tables)

9 Months Ended

Sep. 30, 2018

Notes Tables

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

	Truck Segment		All Other			Total
As of and for the three months ended September 30, 201 8
Revenues from external customers	$	1,371,472	$	4,664		$	1,376,136
Segment operating income (loss)		58,665		(16	)		58,649
Segment income (loss) before taxes		54,250		(69	)		54,181
Segment assets		3,152,204		37,599			3,189,803
F or the nine months ended September 30, 201 8
Revenues from external customers	$	3,952,396	$	13,352		$	3,965,748
Segment operating income		134,151		313			134,464
Segment income (loss) before taxes		121,037		159			121,196
As of and for the three months ended September 30, 2017
Revenues from external customers	$	1,253,429	$	4,030		$	1,257,459
Segment operating income (loss)		48,644		(208	)		48,436
Segment income (loss) before taxes		45,590		(255	)		45,335
Segment assets		2,721,463		37,527			2,758,990
For the nine months ended September 30, 2017
Revenues from external customers	$	3,493,984	$	11,795		$	3,505,779
Segment operating income (loss)		111,184		(492	)		110,692
Segment income (loss) before taxes		102,599		(623	)		101,976