Note 7 - Segment Information (Tables)

6 Months Ended

Jun. 30, 2016

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 June 30, 201 6
Revenues from external customers	$	1,022,547	$	3,915		$	1,026,462
Segment income (loss) before taxes		17,865		(56	)		17,809
Segment assets		2,779,789		32,906			2,812,695
For the six months ended June 30, 201 6
Revenues from external customers	$	2,089,837	$	7,465		$	2,097,302
Segment income (loss) before taxes		22,235		(484	)		21,751
As of and for the three months ended June 30, 201 5
Revenues from external customers	$	1,326,360	$	3,943		$	1,330,303
Segment income (loss) before taxes		32,159		(197	)		31,962
Segment assets		2,715,032		31,984			2,747,016
For the six months ended June 30, 201 5
Revenues from external customers	$	2,516,347	$	7,491		$	2,523,838
Segment income (loss) before taxes		59,911		(561	)		59,350