v3.10.0.1
DEFERRED CHARGES AND OTHER ASSETS - Future Amortization Exp (Details)
$ in Thousands
Dec. 31, 2018
USD ($)
Amortization Expense For Deferred Charges Other Assets And Definite Lived Assets [Line Items]  
2018 $ 18,526
2019 16,148
2020 5,136
2021 2,066
2022 1,759
Thereafter 6,023
Total amortization expense for deferred charges and other assets 49,658
Other Deferred Assets [Member]  
Amortization Expense For Deferred Charges Other Assets And Definite Lived Assets [Line Items]  
2018 6,267
2019 5,682
2020 3,168
2021 111
2022 93
Thereafter 0
Total amortization expense for deferred charges and other assets 15,321
Finite Lived Assets [Member]  
Amortization Expense For Deferred Charges Other Assets And Definite Lived Assets [Line Items]  
2018 12,259
2019 10,466
2020 1,968
2021 1,955
2022 1,666
Thereafter 6,023
Total amortization expense for deferred charges and other assets $ 34,337