CONSOLIDATED INCOME STATEMENT (Parenthetical) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenue	$ 4,073	$ 4,179	$ 8,266	$ 8,467
Cost of services	$ 3,422	3,613	$ 6,871	7,290
Related Party
Revenue		82		287
Cost of services		$ 421		$ 1,382