Note 11 - Stock Option Plans (Tables)

9 Months Ended

Sep. 30, 2013

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

	Shares			Weighted Average Exercise Price Per Share		Weighted Average Remaining Contractual Term (Years)		Aggregate Intrinsic Value
Options outstanding, December 31, 2012		156,400		$	10.00
Options expired		(10,200	)		10.00
Options outstanding, September 30, 2013		146,200			10.00		2.59	$	-
Options exercisable, September 30, 2013		146,200			10.00		2.59	$	-

	Shares			Weighted Average Exercise Price Per Share		Weighted Average Remaining Contractual  Term (Years)		Aggregate Intrinsic Value
Options outstanding, December 31, 2012		3,251,493		$	4.83
Options granted		204,250			7.36
Options exercised		(381,595	)		4.37
Options forfeited		(220,584	)		5.24
Options expired		(49,965	)		6.61
Options outstanding, September 30, 2013		2,803,599			5.02		7.66	$	4,522,637
Options exercisable, September 30, 2013		1,226,384			5.27		7.23	$	1,981,877

	Shares			Weighted Average Exercise Price Per Share		Weighted  Average Remaining Contractual Term (Years)		Aggregate Intrinsic Value
Options outstanding, December 31, 2012		450,000		$	5.85
Options exercised		(40,000	)		5.85
Options outstanding, September 30, 2013		410,000			5.85		1.57	$	159,900
Options exercisable, September 30, 2013		410,000			5.85		1.57	$	159,900