Annual report pursuant to Section 13 and 15(d)

Fair Value of Financial Instruments (Details)

v2.4.0.6
Fair Value of Financial Instruments (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 21, 2012
Oct. 17, 2012
Debt Instrument [Line Items]      
Unamortized discount $ 3,595    
Unamortized premium 490    
Fair value of notes 308,250    
Senior Notes [Member]
     
Debt Instrument [Line Items]      
Carrying value of debt 296,895    
Unamortized discount     3,665
Unamortized premium   $ 500