Condensed Consolidated Balance Sheets [Parenthetical] (USD $)	Sep. 30, 2013	Dec. 31, 2012
Preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized	10,000,000	10,000,000
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common Stock, Shares Authorized	500,000,000	500,000,000
Common stock, shares issued	33,414,135	25,820,738
Common stock, shares outstanding	33,400,609	25,807,212
Treasury stock	13,526	13,526