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LEASES - Components of Lease Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Leases [Abstract]
Operating lease, cost	$ 4,630	$ 8,837
Finance lease cost:
Amortization of leased assets	92	229
Interest on lease liabilities	6	26
Short-term lease cost	3,718	3,292
Variable lease costs (costs excluded from minimum fixed lease payments)	826	2,158
Sublease income	(490)	(276)
Net lease cost	8,782	14,266
Accelerated amortization	0	3,400
Variable lease cost accrued		$ 1,400
Variable lease, payment	$ 0

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- Definition

Operating Lease, Cost, Accelerated Amortization

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Variable Lease, Cost Accrued

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- Definition

Amount of interest expense on finance lease liability.

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Amount of amortization expense attributable to right-of-use asset from finance lease.

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Amount of lease cost recognized by lessee for lease contract.

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Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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Amount of short-term lease cost, excluding expense for lease with term of one month or less.

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Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.

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