Cash and Cash Equivalents (Tables)

12 Months Ended

Mar. 31, 2022

Cash And Cash Equivalents [Abstract]

Summary of Cash and Cash Equivalent

Cash and cash equivalents consist of the following:

(Dollars in millions)
	As of
	March 31, 2022		March 31, 2021
Cash and bank deposits		1,840		2,745
Deposits with financial institutions		465		635
		2,305		3,380