Annual report pursuant to Section 13 and 15(d)

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

v3.3.1.900
Fair Value Measurements - Schedule of Instruments Not Carried at Fair Value (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Long term debt, including current portion:    
Carrying value $ 1,744,647 $ 1,628,790
Fair value [1] $ 1,603,375 $ 1,605,255
[1] T he fair value is based on valuations from third party financial institutions and is classified as Level 2 in the hierarchy.