Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details 1)

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Income Taxes (Details 1) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Valuation allowance against deferred tax assets    
Valuation allowance $ 88,635 $ 94,125
Federal [Member]
   
Valuation allowance against deferred tax assets    
Valuation allowance 70,109 70,228
State [Member]
   
Valuation allowance against deferred tax assets    
Valuation allowance $ 18,526 $ 23,897