Note 10 - Acquisitions (Tables)

9 Months Ended

Sep. 30, 2014

Business Combinations [Abstract]

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

	Consideration
Cash paid, net of cash acquired	$	81,558
Debt issued		3,161
		84,719

	Assets Acquired and Liabilities Assumed
Inventories	$	44,026
Franchise value		6,823
Property and equipment		17,313
Other assets		430
Other liabilities		(107	)
		68,485
Goodwill		16,234
	$	84,719

Business Acquisition, Pro Forma Information [Table Text Block]

Three Months Ended September 30,	2014		2013
Revenue	$	1,297,479	$	1,162,850
Income from continuing operations, net of tax		34,542		31,959
Basic income per share from continuing operations, net of tax		1.32		1.24
Diluted income per share from continuing operations, net of tax		1.31		1.22

Nine Months Ended September 30,	2014		2013
Revenue	$	3,652,673	$	3,280,183
Income from continuing operations, net of tax		95,141		81,387
Basic income per share from continuing operations, net of tax		3.65		3.16
Diluted income per share from continuing operations, net of tax		3.61		3.11