Revenue - Change in Contract Liabilities (Details) - USD ($) $ in Millions	9 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Apr. 01, 2021
Change In Contract With Customer, Liability [Roll Forward]
Balance, beginning of period	$ 1,701	$ 1,756
Deferred revenue	2,287	2,111
Recognition of deferred revenue	(2,032)	(2,137)
Currency translation adjustment	(22)	146
Other	(51)	(108)
Balance, end of period	$ 1,883	$ 1,768
Discontinued Operations, Disposed of by Sale | HPS Business
Disaggregation of Revenue [Line Items]
Disposal Group, Including Discontinued Operation, Deferred Revenue			$ 54