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STOCK-BASED PAYMENTS FOR COMPENSATION, SERVICES AND ROYALTIES - Additional information (Detail) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Allocated Share-based Compensation Expense $ 0.1 $ 0.1 $ 0.3 $ 1.0