BASIS OF PRESENTATION (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended		12 Months Ended
	Dec. 31, 2017	Jun. 30, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Mar. 31, 2017
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Income tax expense (benefit)	$ 81,424		$ 2,742	$ 84,419	$ 14,235
Out-of-Period Error Resulting in Overstatement of Income Tax Expense [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Income tax expense (benefit)		$ (2,800)
Out-of-Period Error Resulting in Overstatement of Income Tax Expense [Member] | Restatement Adjustment [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Income tax expense (benefit)						$ 2,800