Quarterly report pursuant to Section 13 or 15(d)

Comprehensive Loss (Details Textual)

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Comprehensive Loss (Details Textual) (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Comprehensive Loss (Textual) [Abstract]        
Comprehensive loss $ 8.0 $ 0.8 $ 14.9 $ 12.3
Unrealized gains or losses     $ 0 $ 0