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INCOME TAXES - Schedule of Components of Income Tax Expense (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Income Tax Disclosure [Abstract]        
Current tax expense $ (18,875) $ (36,252) $ (44,987) $ (47,001)
Deferred tax benefit (expense) 1,467 9,115 (3,105) 10,371
Income tax expense $ (17,408) $ (27,137) $ (48,092) $ (36,630)