Note 5 - Goodwill and Franchise Value (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Schedule of Goodwill [Table Text Block]

	Domestic			Import			Luxury		Consolidated
Balance as of December 31, 2014 ¹	$	91,011		$	79,601		$	28,763	$	199,375
Additions through acquisitions		6,892			5,029			2,170		14,091
Reductions through divestitures		—			(246	)		—		(246	)
Balance as of December 31, 2015 ¹		97,903			84,384			30,933		213,220
Additions through acquisitions		18,154			21,795			7,448		47,397
Reductions through divestitures		(1,218	)		—			—		(1,218	)
Balance as of December 31, 2016 ¹	$	114,839		$	106,179		$	38,381	$	259,399

Schedule of Indefinite-Lived Intangible Assets [Table Text Block]

	Franchise Value
Balance as of December 31, 2014	$	150,892
Additions through acquisitions		6,843
Reductions through divestitures		(36	)
Balance as of December 31, 2015		157,699
Additions through acquisitions		27,087
Reductions through divestitures		(518	)
Balance as of December 31, 2016	$	184,268