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RESTRUCTURING AND OTHER RELATED CHARGES - Rollforward of Restructuring Liability - OneTEAM Program (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Restructuring Cost and Reserve [Line Items]
Restructuring and other related charges (credits), net	$ 6,727	$ 2,651	$ 5,513
OneTEAM Program
Restructuring Cost and Reserve [Line Items]
Restructuring and other related charges (credits), net	6,727
Employee Severance \| OneTEAM Program
Restructuring Cost and Reserve [Line Items]
Balance, beginning of period	0
Restructuring and other related charges (credits), net	6,727
Payments	(4,444)
Balance, end of period	$ 2,283	$ 0