Note 9 - Summary of Acquisitions (Details)	9 Months Ended
	Sep. 30, 2015 USD ($)
Cash paid, net of cash acquired	$ 34,920,000
Debt issued	2,160,000
	37,080,000
Inventories	12,551,000
Franchise value	4,331,000
Property, plant and equipment	10,990,000
Other assets	178,000
Other liabilities	(2,468,000)
	25,582,000
Additions through acquisitions	11,498,000
	$ 37,080,000