NET LOSS PER SHARE - Anti dilutive securities (Details) - shares shares in Millions	6 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Securities not included in the computation of diluted earnings (loss) per share
Anti dilutive securities	18.2	19.6
Restricted stock units
Securities not included in the computation of diluted earnings (loss) per share
Anti dilutive securities	9.0	11.0
Performance-conditioned stock units
Securities not included in the computation of diluted earnings (loss) per share
Anti dilutive securities	2.8	2.4
Market-conditioned stock units
Securities not included in the computation of diluted earnings (loss) per share
Anti dilutive securities	2.7	2.4
Employee Stock Option
Securities not included in the computation of diluted earnings (loss) per share
Anti dilutive securities	3.6	3.7