FAIR VALUE MEASURES - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Fair Value Disclosures [Abstract]
Net gains (losses) from change in fair value of mortgages loans held for sale	$ (3.3)	$ 11.2	$ 2.3	$ (32.7)
Net (losses) gains from change in fair value of derivative financial instruments	$ 7.9	$ (27.1)	$ 5.1	$ (1.2)