DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Schedule of Gains (Losses) on Hedging Instruments (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Derivative Instruments, Gain (Loss) [Line Items]
Net investment hedge (cross-currency swap), net of tax	$ (1,024)	$ (1,514)	$ 2,173	$ 2,905
Gains and losses from hedging instruments recognized in AOCI	(673)	(1,293)	3,036	19
Interest rate swap
Derivative Instruments, Gain (Loss) [Line Items]
Cash flow hedge (interest rate swap), net of tax	351	221	863	(2,886)
Cross-currency swap
Derivative Instruments, Gain (Loss) [Line Items]
Net investment hedge (cross-currency swap), net of tax	$ (1,024)	$ (1,514)	$ 2,173	$ 2,905