(LOSS) EARNINGS PER SHARE ("EPS") (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2023	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2021
Computation of Basic (loss) earnings per share:
Net (loss) income		$ (1,124.7)	$ 418.0	$ 588.9
Weighted average common shares outstanding - basic (in shares)		159.9	115.5	114.6
Basic (loss) earnings per share (in dollars per share)		$ (7.03)	$ 3.62	$ 5.14
Computation of Diluted (loss) earnings per share:
Net (loss) income		$ (1,124.7)	$ 418.0	$ 588.9
Weighted average common shares outstanding - basic (in shares)		159.9	115.5	114.6
Add: dilutive effect of common stock equivalents (in shares)		0.0	1.3	1.1
Weighted average common shares outstanding—diluted (in shares)		159.9	116.8	115.7
Diluted (loss) earnings per share (in dollars per share)		$ (7.03)	$ 3.58	$ 5.09
Share-Based Payment Arrangement
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive shares (in shares)	1.6
Convertible Debt Securities
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive shares (in shares)	0.6