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RESTRUCTURING AND RELATED CHARGES - Schedule of Restructuring Costs by Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Restructuring Cost and Reserve [Line Items]
Employee Severance and Benefit Costs	$ 6,902
Legal and Advisory Costs	785
Lease-related Charges (Credits)	(265)
Restructuring and related charges	7,422	$ 6
North America
Restructuring Cost and Reserve [Line Items]
Employee Severance and Benefit Costs	442
Legal and Advisory Costs	807
Lease-related Charges (Credits)	741
Restructuring and related charges	1,990
International
Restructuring Cost and Reserve [Line Items]
Employee Severance and Benefit Costs	6,460
Legal and Advisory Costs	(22)
Lease-related Charges (Credits)	(1,006)
Restructuring and related charges	$ 5,432

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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