BASIS OF PRESENTATION, CONSOLIDATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Impact of Brazilian Real to U.S. Dollar Exchange Rate (Details) - One Brazilian real into U.S. dollars	Sep. 30, 2017	Sep. 30, 2016
Quarter To Date
Schedule of Foreign Currency [Line Items]
Foreign currency exchange rates	0.3161	0.3078
Year To Date
Schedule of Foreign Currency [Line Items]
Foreign currency exchange rates	0.3161	0.3078
High | Quarter To Date
Schedule of Foreign Currency [Line Items]
Foreign currency exchange rates	0.3244	0.3191
High | Year To Date
Schedule of Foreign Currency [Line Items]
Foreign currency exchange rates	0.3244	0.3191
Average | Quarter To Date
Schedule of Foreign Currency [Line Items]
Foreign currency exchange rates	0.3162	0.3083
Average | Year To Date
Schedule of Foreign Currency [Line Items]
Foreign currency exchange rates	0.3138	0.2966
Low | Quarter To Date
Schedule of Foreign Currency [Line Items]
Foreign currency exchange rates	0.3009	0.2991
Low | Year To Date
Schedule of Foreign Currency [Line Items]
Foreign currency exchange rates	0.2995	0.2702