Note 1 - Summary of Significant Interim Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2013

Accounting Policies [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three Months Ended September 30,				Nine Months Ended September 30,
	2013		2012		2013		2012
Net earnings used in the computation of basic and diluted earnings per share	$	1,508,000	$	1,242,000	$	4,175,000	$	2,546,000
Weighted average shares outstanding - basic		6,346,260		6,063,269		6,197,921		6,051,795
Common stock equivalents		57,633		84,743		49,909		92,076
Weighted average shares outstanding - diluted		6,403,893		6,148,012		6,247,830		6,143,871
Per Share Data :
Basic
Net earnings	$	0.24	$	0.20	$	0.67	$	0.42
Diluted
Net earnings	$	0.24	$	0.20	$	0.67	$	0.41

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

	No. of Shares			Weighted Average Exercise Price
Outstanding December 31, 2012		614,917		$	11.24
Granted		202,884			11.43
Exercised		(34,758	)		9.19
Lapsed		(31,150	)		10.68
Cancelled		(21,481	)		11.66
Outstanding September 30, 2013		730,412		$	11.40

Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]

	No. of Shares		Weighted Average Exercise Price
Outstanding December 31, 2012		176,476	$	11.60
Granted		59,716		11.29
Exercised		-		-
Lapsed		-		-
Cancelled		-		-
Outstanding September 30, 2013		236,192	$	11.52

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Three Months Ended September 30,
	SARS		Options
Exercise price
2013		N/A	-	$11.76	-
2012		N/A		$11.72
Market price
2013		N/A		$11.76
2012		N/A		$11.72
Risk free interest rate (1)
2013		N/A		1.4%
2012		N/A		0.7%
Expected award life (years) (2)		N/A		5
Expected volatility (3)
2013		N/A		45.7%
2012		N/A		45.9%
Expected dividend yield (4)
2013		N/A		4.6%
2012		N/A		4.6%

	Nine Months Ended September 30,
	SARS		Options
Exercise price
2013		$11.29	$11.29	-	$11.76
2012		$13.15	$11.72	-	$13.15
Market price
2013		$11.29	$11.29	-	$11.76
2012		$13.15	$11.72	-	$13.15
Risk free interest rate (1)
2013		0.9%	0.9%	-	1.7%
2012		0.8%	0.7%	-	1.9%
Expected award life (years) (2)		5	5	-	10
Expected volatility (3)
2013		46.0%	36.7%	-	46.0%
2012		45.1%	36.4%	-	45.9%
Expected dividend yield (4)
2013		4.8%	4.6%	-	4.8%
2012		4.1%	4.1%	-	4.6%