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Note 14 - Stockholders' Equity (Detail) - Summary of in-the-money options: (USD $)	Dec. 31, 2012
Total options exercised during 2012	3.08
In the Money Options [Member]
Total outstanding and vested in-the-money options at December 31, 2012	22,200
Total outstanding and vested in-the-money options at December 31, 2012 (in Dollars)	148,441
Total options exercised during 2012	24,400
Total options exercised during 2012 (in Dollars)	176,513