v3.8.0.1

DEFERRED CHARGES AND OTHER ASSETS - Future Amortization Exp (Details) $ in Thousands | Dec. 31, 2017 USD ($)
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Amortization Expense For Deferred Charges Other Assets And Definite Lived Assets [Line Items] |
2018 | $ 14,960
2019 | 9,127
2020 | 7,570
2021 | 6,413
2022 | 6,026
Thereafter | 7,676
Total amortization expense for deferred charges and other assets | 51,772
Other Deferred Assets [Member] |
Amortization Expense For Deferred Charges Other Assets And Definite Lived Assets [Line Items] |
2018 | 2,104
2019 | 1,757
2020 | 1,172
2021 | 125
2022 | 114
Thereafter | 0
Total amortization expense for deferred charges and other assets | 5,272
Finite Lived Assets [Member] |
Amortization Expense For Deferred Charges Other Assets And Definite Lived Assets [Line Items] |
2018 | 12,856
2019 | 7,370
2020 | 6,398
2021 | 6,288
2022 | 5,912
Thereafter | 7,676
Total amortization expense for deferred charges and other assets | $ 46,500

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