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FAIR VALUE MEASUREMENTS - Narrative (Details) - USD ($) $ in Millions		3 Months Ended
	Dec. 29, 2021	Mar. 31, 2022	Dec. 31, 2021
OHA Acquisition
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Contingent consideration, maximum earnout payment	$ 900.0
Extended earnout payment period	2 years
Earnout 30% threshold	22.00%
Incentive payment, percentage			10.00%
OHA Acquisition | Compensation and Related Costs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Change in fair value		$ 5.1
Compensation expense included in current period		2.0
Fair value measured at NAV
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments held at fair value		$ 103.6	$ 108.1

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Business Acquisition, Compensation Expense Included in Current Period

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current.

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-Publisher FASB
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Amount of addition (reduction) to the amount at which a liability could be incurred (settled) in a current transaction between willing parties.

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