Consolidated Balance Sheets (Parenthetical) (USD $)	Dec. 31, 2011	Dec. 31, 2010
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares issued	4,779,460	4,779,460
Preferred stock, shares outstanding	4,779,460	4,779,460
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	73,355,279	5,809,628
Common stock, shares outstanding	73,355,279	5,809,628
Common stock, owned but not issued	56,250	61,650,241
Treasury stock, shares	3,750,000	3,750,000