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SUBSEQUENT EVENTS (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Sep. 30, 2017
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Subsequent Events          
Asset Impairment Charges   $ 3,339 $ 67,594 $ 3,339 $ 69,278
Genco Beauty, Genco Explorer, Genco Knight, Genco Progress and Genco Viguor | Forecast | Subsequent Event          
Subsequent Events          
Asset Impairment Charges $ 19,000