LONG-TERM DEBT, DERIVATIVES AND LETTERS OF CREDIT - Operating Leases (Detail) - USD ($) $ in Thousands	7 Months Ended	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2017	Dec. 31, 2016	May 31, 2015
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2018		$ 33,141
2019		24,438
2020		17,755
2021		13,509
2022		9,193
Thereafter		21,129
Total		119,165
Total rent expense from operating leases	$ 18,800	$ 47,700	$ 40,000	$ 29,500