Note 11 - Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2013

Disclosure Text Block Supplement [Abstract]

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

	Beginning		Granted		Exercised		Canceled		Ending
	Balance		During		During		During		Balance
	Outstanding		Period		Period		Period		Outstanding		Exercisable
Year ended December 31, 2012 Number of shares		102,000		-0-		60,100		0		41,900		41,900
Weighted average exercise price Per share	$	4.35		-0-		-0-		-0-	$	4.82	$	4.82
Year ended December 31, 2013 Number of shares		41,900		-0-		6,650		-0-		35,250		35,250
Weighted average exercise price Per share	$	4.82		-0-		-0-		-0-	$	4.62	$	4.62

	Beginning		Granted		Exercised		Canceled		Ending
	Balance		During		During		During		Balance
	Outstanding		Period		Period		Period		Outstanding		Exercisable
Year ended December 31, 2012 Number of shares		170,590		-0-		8,110		-0-		162,480		124,980
Weighted average exercise price Per share	$	4.41		-0-		-0-		-0-	$	4.35	$	4.27
Year ended December 31, 2013 Number of shares		162,480		-0-		10,000		-0-		152,480		127,480
Weighted average exercise price Per share	$	4.35		-0-		-0-		-0-	$	4.40	$	4.35

	Beginning		Granted		Exercised		Canceled		Ending
	Balance		During		During		During		Balance
	Outstanding		Period		Period		Period		Outstanding		Exercisable
Year ended December 31, 2012 Number of shares		200		-0-		-0-		-0-		200		200
Weighted average exercise price Per share	$	11.51							$	11.51	$	11.51
Year ended December 31, 2013 Number of shares		200		-0-		-0-		200		-0-		-0-
Weighted average exercise price Per share

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]

				Options Outstanding								Options Exercisable
						Weighted		Weighted						Weighted
						Average		Average						Average
Exercise				Number		Remaining		Exercise		Intrinsic		Number		Exercise		Intrinsic
Price Range				Outstanding		Contractual		Price		Value		Exercisable		Price		Value
$	3.00	-	3.99		62,000		3.95	$	3.65	$	675,180		62,000	$	3.65	$	675,180
$	4.00	-	4.49		15,930		6.04	$	4.25	$	163,920		15,930	$	4.25	$	163,920
$	4.50	-	4.99		100,000		3.78	$	4.62	$	992,000		75,000	$	4.62	$	744,000
$	5.00	-	7.99		9,800		7.04	$	7.90	$	65,072		9,800	$	7.90	$	65,072

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

				Weighted
				Average Grant
	Shares of			Date Fair
	Restricted Stock			Value
Unvested outstanding at January 1, 2012		20,000		$	10.97
Granted		8,000		$	12.32
Vested		(12,000	)	$	11.87
Forfeited/Cancelled		-
Unvested outstanding at December 31, 2012		16,000		$	10.97
Granted		7,800		$	10.16
Vested		(11,800	)	$	10.43
Forfeited/Cancelled		-
Unvested outstanding at December 31, 2013		12,000		$	10.97

				Weighted
	Shares of			Average Grant
	Restricted			Date Fair
	Stock Units			Value
Unvested outstanding at January 1, 2012		35,300		$	7.19
Granted		7,125		$	11.95
Vested		(11,850	)	$	7.22
Forfeited/Cancelled		-
Unvested outstanding at December 31, 2012		30,575		$	8.29
Granted		133,955		$	11.66
Vested		(20,287	)	$	9.38
Forfeited/Cancelled		-
Unvested outstanding at December 31, 2013		144,243		$	11.26