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

6 Months Ended

Jun. 30, 2012

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

	Three Months				Six Months
	Ended June 30,				Ended June 30,
	2012		2011		2012		2011
Net earnings used in the computation of basic and diluted earnings per share	$	977,000	$	932,000	$	1,304,000	$	1,531,000
Weighted average shares outstanding - basic		6,066,244		5,995,147		6,046,059		5,986,987
Common stock equivalents		74,742		96,971		95,742		94,557
Weighted average shares outstanding - diluted		6,140,986		6,092,118		6,141,801		6,081,544
Per Share Data :
Basic
Net earnings	$	0.16	$	0.16	$	0.22	$	0.26
Diluted
Net earnings	$	0.16	$	0.15	$	0.21	$	0.25

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

	No. of			Weighted Average
	Shares			Exercise Price
Outstanding December 31, 2011		671,500		$	10.66
Granted		135,998			13.01
Exercised		(51,602	)		9.76
Lapsed		(48,000	)		12.74
Cancelled		(20,354	)		12.34
Outstanding June 30, 2012		687,542		$	11.00

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

	No. of			Weighted Average
	Shares			Exercise Price
Outstanding December 31, 2011		257,424		$	11.32
Granted		65,752			13.15
Exercised		(105,208	)		12.31
Lapsed		-			-
Cancelled		(12,396	)		13.15
Outstanding June 30, 2012		205,572		$	11.29

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

	Three Months Ended June 30,
	SARS		Options
Exercise price
2012		N/A		-	$	11.75		-
2011		N/A			$	11.10
Market price
2012		N/A			$	11.75
2011		N/A			$	11.10
Risk-free interest rate (1)
2012		N/A				1.9	%
2011		N/A				3.2	%
Expected award life (2)  (years)		N/A				10
Expected volatility (3)
2012		N/A				36.4	%
2011		N/A				35.5	%
Expected dividend yield (4)
2012		N/A				4.6	%
2011		N/A				4.9	%

	Six Months Ended June 30,
	SARS			Options
Exercise price
2012	$	13.15		$	11.75		-	$	13.15
2011	$	11.24		$	11.10		-	$	11.24
Market price
2012	$	13.15		$	11.75		-	$	13.15
2011	$	11.24		$	11.10		-	$	11.24
Risk-free interest rate (1)
2012		0.8	%		0.8	%	-		1.9	%
2011		2.3	%		2.3	%	-		3.2	%
Expected award life (2)  (years)		5			5		-		10
Expected volatility (3)
2012		45.1	%		36.4	%	-		45.1	%
2011		43.5	%		35.5	%	-		43.5	%
Expected dividend yield (4)
2012		4.1	%		4.1	%	-		4.6	%
2011		4.8	%		4.8	%	-		4.9	%