CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Millions	Dec. 31, 2023	Mar. 31, 2023
Statement of Financial Position [Abstract]
Accounts receivable, allowance	$ 11	$ 8
Ordinary shares, authorized (in shares)	1,500,000,000	1,500,000,000
Ordinary shares, issued (in shares)	427,319,202	500,362,046
Ordinary shares, outstanding (in shares)	427,319,202	450,122,691
Treasury stock (in shares)	0	50,239,355