Note 1 - Summary of Significant Interim Accounting Policies (Details) - Earnings Per Share Data (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Earnings Per Share Data [Abstract]
Net earnings used in the computation of basic and diluted earnings per share (in Dollars)	$ 1,438,000	$ 977,000	$ 2,667,000	$ 1,304,000
Weighted average shares outstanding - basic	6,126,323	6,066,244	6,123,752	6,046,059
Common stock equivalents	43,798	74,742	46,046	95,742
Weighted average shares outstanding - diluted	6,170,121	6,140,986	6,169,798	6,141,801
Basic
Net earnings (in Dollars per share)	$ 0.23	$ 0.16	$ 0.44	$ 0.22
Diluted
Net earnings (in Dollars per share)	$ 0.23	$ 0.16	$ 0.43	$ 0.21