Condensed Consolidated Balance Sheets Parenthetical (USD $)	Jun. 30, 2011	Dec. 31, 2010
Convertible preferred stock, par value	$ 0.001	$ 0.001
Convertible preferred stock, shares authorized	25,000,000	25,000,000
Convertible preferred stock, shares issued	0	0
Convertible preferred stock, shares outstanding	0	0
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	66,666,667	66,666,667
Common stock, shares issued	15,233,652	15,233,652
Common stock, shares outstanding	15,233,652	15,233,652