Note 1 - Summary of Significant Interim Accounting Policies (Details) - Earnings Per Share Data (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Earnings Per Share Data [Abstract]
Net earnings used in the computation of basic and diluted earnings per share (in Dollars)	$ 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
Basic
Net earnings (in Dollars per share)	$ 0.24	$ 0.20	$ 0.67	$ 0.42
Diluted
Net earnings (in Dollars per share)	$ 0.24	$ 0.20	$ 0.67	$ 0.41