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INCOME TAXES - SCHEDULE OF INCOME TAX PROVISIONS (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Income Tax Disclosure [Abstract]    
Income (loss) before provision for income taxes $ (10,901) $ 70,336
Provision for income taxes $ (115) $ (453)
Effective tax rate (1.10%) 0.60%