Condensed Unaudited Consolidated Balance Sheets [Parenthetical] (USD $)	Mar. 31, 2013	Dec. 31, 2012
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized	80,000,000	80,000,000
Common stock, shares issued	28,260,302	28,260,302
Treasury stock, shares outstanding	217,283	217,283