Annual report pursuant to Section 13 and 15(d)

Derivative Instruments - Schedule of Offsetting (Details)

v3.6.0.2
Derivative Instruments - Schedule of Offsetting (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Derivative Instruments and Hedging Activities Disclosure [Abstract]    
Derivative asset, gross asset $ 9,184 $ 193,882
Derivative asset, gross liability (9,184) (7,372)
Derivative asset, net 0 186,510
Derivative liability, gross liability (145,978) (7,372)
Derivative liability, gross asset 9,184 7,372
Derivative liability, net $ (136,794) $ 0