(LOSS) EARNINGS PER SHARE ("EPS") - Schedule of Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Computation of Basic (loss) earnings per share:
Net (loss) income	$ (257.0)	$ 10.2	$ (361.0)	$ 162.5
Weighted average shares outstanding—basic (in shares)	166.9	115.8	151.8	115.7
Basic (loss) earnings per share (in dollars per share)	$ (1.54)	$ 0.09	$ (2.38)	$ 1.40
Computation of Diluted (loss) earnings per share:
Net (loss) income	$ (257.0)	$ 10.2	$ (361.0)	$ 162.5
Weighted average shares outstanding—basic (in shares)	166.9	115.8	151.8	115.7
Add: dilutive effect of common stock equivalents (in shares)	0.0	1.0	0.0	1.2
Weighted average common shares outstanding—diluted (in shares)	166.9	116.8	151.8	116.9
Diluted (loss) earnings per share (in dollars per share)	$ (1.54)	$ 0.09	$ (2.38)	$ 1.39