LEASES - Schedule of Lease Costs and Sublease Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Lessee, Lease, Description [Line Items]
Amortization of right-of-use assets	$ 3,621	$ 6,737	$ 18,922
Interest on lease liabilities	120	522	1,021
Total finance lease cost	3,741	7,259	19,943
Operating lease, cost	25,346	30,870	34,397
Variable lease cost	6,378	8,143	8,551
Short-term lease cost	83	313	365
Sublease income, gross	(4,650)	(4,693)	(5,045)
Total lease cost	30,898	41,892	$ 58,211
Selling, general and administrative
Lessee, Lease, Description [Line Items]
Operating lease, cost	17,600	23,100
Variable lease cost	4,700	7,000
Sublease income, gross	0	(1,200)
Restructuring and related charges
Lessee, Lease, Description [Line Items]
Operating lease, cost	7,800	7,800
Variable lease cost	1,700	1,100
Sublease income, gross	$ (4,600)	$ (3,500)