| 
           Income Taxes (Details) (USD $) 
        In Thousands, unless otherwise specified  | 
        3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
| 
           Jun. 30, 2013 
         | 
        
           Jun. 30, 2012 
         | 
        
           Jun. 30, 2013 
         | 
        
           Jun. 30, 2012 
         | 
      |
| Components of the income tax benefit/(provision) | ||||
| Current Federal Tax (Expense) Benefit | $ (11,919) | $ 0 | $ (15,694) | $ 0 | 
| Current State and Local Tax (Expense) Benefit | 1,530 | 5,163 | 871 | 4,983 | 
| Total taxes | $ (10,389) | $ 5,163 | $ (14,823) | $ 4,983 | 
| X | ||||||||||
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- Definition 
          Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Definition 
          Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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| X | ||||||||||
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- Definition 
          Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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| X | ||||||||||
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- Details 
          
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