Note 10 - Segments (Tables)

6 Months Ended

Jun. 30, 2016

Notes Tables

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

	Three Months Ended June 30,						Six Months Ended June 30,
	2016			2015			2016			2015
Revenues:
Domestic	$	826,709		$	768,170		$	1,595,611		$	1,458,853
Import		934,018			855,305			1,799,761			1,615,385
Luxury		371,866			372,500			718,679			709,493
		2,132,593			1,995,975			4,114,051			3,783,731
Corporate and other		746			972			2,149			2,394
	$	2,133,339		$	1,996,947		$	4,116,200		$	3,786,125
Segment income*:
Domestic	$	27,614		$	31,320		$	49,344		$	58,613
Import		28,228			28,149			50,861			45,212
Luxury		9,398			10,801			13,633			17,446
		65,240			70,270			113,838			121,271
Corporate and other		31,563			20,984			61,634			42,961
Depreciation and amortization		(12,503	)		(10,287	)		(24,166	)		(20,013	)
Other interest expense		(5,502	)		(4,972	)		(10,961	)		(9,800	)
Other expense, net		(1,495	)		(356	)		(3,021	)		(724	)
Income before income taxes	$	77,303		$	75,639		$	137,324		$	133,695

	Three Months Ended June 30,						Six Months Ended June 30,
	2016			2015			2016			2015
Floor plan interest expense:
Domestic	$	6,183		$	4,920		$	12,615		$	9,642
Import		4,443			3,736			8,742			7,448
Luxury		2,650			2,308			5,308			4,370
		13,276			10,964			26,665			21,460
Corporate and other		(7,067	)		(6,309	)		(14,547	)		(12,156	)
	$	6,209		$	4,655		$	12,118		$	9,304

Reconciliation of Assets from Segment to Consolidated [Table Text Block]

	June 30, 2016		December 31, 2015
Total assets:
Domestic	$	1,018,942	$	985,374
Import		825,692		725,011
Luxury		472,475		475,305
Corporate and other		1,004,961		1,041,609
	$	3,322,070	$	3,227,299