Supplementary Information - Other Current Assets (Details) - USD ($) $ in Millions	Jun. 30, 2023	Mar. 31, 2023
Supplementary Information [Abstract]
Prepaid expenses	$ 118	$ 122
Income tax receivable and prepaid income taxes	86	123
Other tax receivable	45	16
Other	48	23
Total other current assets	$ 297	$ 284