INTANGIBLE ASSETS - Narrative (Details) - USD ($)	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	$ 731,772,000		$ 731,772,000		$ 523,949,000
Amortization of identifiable intangible assets	5,850,000	$ 6,229,000	11,761,000	$ 12,713,000
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Remainder of 2021	14,485,000		14,485,000
2022	27,923,000		27,923,000
2023	19,659,000		19,659,000
2024	16,117,000		16,117,000
2025	15,710,000		15,710,000
2026	14,949,000		14,949,000
Identifiable intangible assets with indefinite useful lives	$ 0		$ 0		$ 0

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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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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