Quarterly report pursuant to Section 13 or 15(d)

Borrowings (Schedule of Borrowings) (Details)

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Borrowings (Schedule of Borrowings) (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2013
Dec. 31, 2012
Principal components:    
Principal outstanding $ 96,961 $ 106,961
Non-cash components:    
13% Senior Notes due 2016 unamortized deferred credit 12,092 13,707
Total carrying value of borrowings 109,053 120,668
Revolving Credit Facility [Member]
   
Principal components:    
Principal outstanding 0 10,000
Senior Notes [Member] | 13% Senior Notes due 2016 [Member]
   
Principal components:    
Principal outstanding 96,961 96,961
Non-cash components:    
13% Senior Notes due 2016 unamortized deferred credit $ 12,092 $ 13,707