DERIVATIVES AND HEDGING ACTIVITIES - Derivative Instruments in Statement of Financial Position, Fair Value (Details) - Interest Rate Cap - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Other noncurrent assets
Derivatives, Fair Value [Line Items]
Asset Derivatives	$ 54	$ 0
Other noncurrent liabilities
Derivatives, Fair Value [Line Items]
Liability Derivatives	$ 0	$ 0

Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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