v3.8.0.1
OTHER CURRENT ASSETS Table - Other Current Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Prepaid expenses $ 15,982 $ 14,894
Derivative assets 0 155
Other 6,526 7,637
Other current assets 22,508 132,686
Axeon [Member]    
Axeon Term Loan $ 0 $ 110,000