OPERATING LEASES - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Leases [Abstract]
Rent expense, net of sublease income	$ 11.0	$ 3.6	$ 23.7	$ 7.0
Operating lease ROU assets, extensible enumeration	Other assets		Other assets		Other assets
Operating lease liabilities, extensible enumeration	Accrued expenses and other liabilities		Accrued expenses and other liabilities		Accrued expenses and other liabilities
Sublease rentals	$ 1.7		$ 1.7