LEASES Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Lessee, Lease, Description [Line Items]
Options to extend leases (up to)	10 years
Options to terminate leases	1 year
Total lease cost	$ 32,632	$ 37,181
Operating lease costs	$ 38,800	$ 43,000	$ 44,900
Minimum
Lessee, Lease, Description [Line Items]
Operating and finance leases, remaining lease term	1 year
Maximum
Lessee, Lease, Description [Line Items]
Operating and finance leases, remaining lease term	14 years