Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Details 2)

v2.4.0.8
Fair Value Measurements (Details 2) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2012
Sep. 30, 2013
Dec. 31, 2012
Activity in the Level 3 balances      
Beginning balance $ (16,959)    
Unrealized gain recognized 16,959    
Long term debt, including current portion:      
Carrying value   1,614,926 1,108,383
Fair value   $ 1,642,946 $ 1,130,978