Note 18 - Shareholders' Equity (Tables)

12 Months Ended

Dec. 31, 2015

Stockholders' Equity Note [Abstract]

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

				Weighted				Weighted
				Average		Aggregate		Average
	Number			Exercise		Intrinsic		Remaining
	of Shares			Price		Value		Contractual Term
Options outstanding December 31, 2013		265,437		$	6.23	$	255,121		5.90
Granted		49,900		$	6.35	$	40		9.33
Exercised		(5,700	)	$	3.72	$	13,159		7.11
Forfeited		(53,537	)	$	9.67	$	—		1.09
Options outstanding December 31, 2014		256,100		$	5.59	$	274,297		6.58
Granted		20,000		$	5.83	$	—		9.05
Exercised		(38,500	)	$	4.05	$	59,494		6.17
Forfeited		(3,500	)	$	11.59	$	—		—
Options outstanding December 31, 2015		234,100		$	5.77	$	319,483		5.87
Exercisable at December 31, 2015		163,040		$	5.91	$	233,113		5.04

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]

				Weighted				Weighted
				Average		Aggregate		Average
	Number			Grant		Intrinsic		Remaining
	of Shares			Price		Value		Contractual Term
Unvested restricted shares December 31, 2013		4,000		$	5.81	$	22,480		3.93
Vested		(1,000	)	$	5.81	$	5,810		2.93
Unvested restricted shares December 31, 2014		3,000		$	5.81	$	17,880		2.93
Granted		53,831		$	5.90	$	242,125		2.25
Vested		(14,155	)	$	5.84	$	81,182		1.45
Unvested restricted shares December 31, 2015		42,676		$	5.95	$	285,076		2.49