CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Stockholders' equity:
Series A preferred stock, par value	$ 0	$ 0
Series A preferred stock, authorized shares	50,000,000	50,000,000
Series A preferred stock, issued shares	0	0
Series A preferred stock, outstanding shares	0	0
Series B preferred stock, par value	$ 0	$ 0
Series B preferred stock, authorized shares	50,000,000	50,000,000
Series B preferred stock, issued shares	0	0
Series B preferred stock, outstanding shares	0	0
Common stock, par value	$ 0	$ 0
Common stock, Authorized	300,000,000	300,000,000
Common stock, Issued	156,692,041	154,590,189
Common stock, outstanding	156,692,041	154,590,189