CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, Authorized shares	5,000,000	5,000,000
Preferred stock, Issued shares
Preferred stock, outstanding shares
Common stock, par value	$ 0.001	$ 0.001
Common stock, Authorized shares	50,000,000	50,000,000
Common stock, Issued shares	21,952,650	21,673,779
Common stock, outstanding shares	21,952,650	21,673,779