Consolidated Balance Sheet (Parenthetical) (USD $)	Dec. 31, 2011	Dec. 31, 2010
Consolidated Balance Sheet [Abstract]
Common stock, shares authorized	800,000,000	800,000,000
Common stock, par value
Common stock, shares issued	297,746,376	207,254,789
Common stock, shares outstanding	297,746,376	207,254,789