Condensed Consolidated Balance Sheet (unaudited) (Parenthetical) (USD $)	Sep. 30, 2011	Dec. 31, 2010
Balance Sheet [Abstract]
Preferred stock, par value (In dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized (In shares)	2,000,000	2,000,000
Preferred stock, shares issued (in shares)	107,172	107,172
Preferred stock, shares outstanding (in shares)	107,172	107,172
Common stock, par value (In dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	125,000,000	125,000,000
Common stock, shares issued (in shares)	91,671,673	91,068,357
Common stock, shares outstanding (in shares)	91,671,673	91,068,357