Condensed Consolidated Balance Sheets (Parenthetical)	Sep. 30, 2011 USD ($)	Dec. 31, 2010 USD ($)
Equity:
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	110,000,000	110,000,000
Common stock, shares issued	44,142,020	44,131,376
Common stock, shares outstanding	44,142,020	44,131,376