Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) (USD $)	Sep. 30, 2013	Dec. 31, 2012
Preferred stock, par value (in Dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	40,040,000	40,040,000
Preferred stock, shares issued	0	0
Common stock Class A par value (in Dollars per share)	$ 0.01	$ 0.01
Common stock Class A shares authorized	60,000,000	60,000,000
Common stock Class A shares issued	16,198,964	16,542,778
Common stock Class A shares outstanding	16,198,964	16,542,778