GOODWILL AND INTANGIBLE ASSETS - Additional Information (Details) - USD ($)	3 Months Ended	9 Months Ended
Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Goodwill And Intangible Assets Disclosure [Line Items]
Goodwill impairment charges	$ 0	$ 0	$ 0	$ 190,000,000
Intangible assets, Impairment charge	0	0	0
Amortization of intangible assets	4,206,000	$ 4,206,000	12,618,000	12,618,000
Estimated amortization expense in 2021	16,800,000		16,800,000
Estimated amortization expense in 2022	16,800,000		16,800,000
Estimated amortization expense in 2023	16,800,000		16,800,000
Estimated amortization expense in 2024	16,800,000		16,800,000
Estimated amortization expense in 2025	$ 16,800,000		$ 16,800,000
Trade Name [Member]
Goodwill And Intangible Assets Disclosure [Line Items]
Intangible assets, Impairment charge				$ 700,000

Goodwill and intangible assets disclosure line items.

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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- Definition

Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in remainder of current fiscal year.

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No definition available.

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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- Definition

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

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