Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity Warrants (Details)

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Stockholders' Equity Warrants (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 9 Months Ended
Sep. 30, 2012
Class of Warrant or Right [Line Items]  
Warrants Exercised During Period (15,975,017)
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 11.00
Proceeds from issuance of common stock in connection with exercise of warrants, shares 15,975,017
Proceeds from issuance of common stock in connection with exercise of warrants $ 175,725
Cashless Warrants Exercised During Period (200,000)
Stock Issued During Period, Shares, Cashless Exercise of Warrants, Forfeited (184,999)
Stock Issued During Period, Shares, Cashless Exercise of Warrant 15,001
Class of Warrant or Right, Outstanding 17,073,983