Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Schedule of Instruments Not Carried at Fair Value (Details)

v3.2.0.727
Fair Value Measurements - Schedule of Instruments Not Carried at Fair Value (Details) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Long term debt, including current portion:    
Carrying value $ 1,718,411 $ 1,649,708
Fair value (a) [1] $ 1,704,043 $ 1,605,255
[1] T he fair value is based on market quotations from third party financial institutions and is classified as Level 2 in the hierarchy.