Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED BALANCE SHEETS (unaudited) (Parenthetical)

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CONDENSED CONSOLIDATED BALANCE SHEETS (unaudited) (Parenthetical) (USD $)
Mar. 31, 2013
Dec. 31, 2012
Stockholders' (deficit) equity:    
Common stock, par value (in dollars per share) $ 0.0075 $ 0.0075
Common stock, shares authorized (in shares) 138,666,666 138,666,666
Common stock, shares outstanding (in shares) 82,887,828 82,447,274