Goodwill And Acquisition-Related Intangibles, Net (Schedule Of Amortization Of Intangible Assets) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Amortization of intangibles	$ 50	$ 61	$ 132	$ 131
Cost of revenue
Finite-Lived Intangible Assets [Line Items]
Amortization of intangibles	26	44	95	88
Operating expenses
Finite-Lived Intangible Assets [Line Items]
Amortization of intangibles	50	61	132	131
Total amortization
Finite-Lived Intangible Assets [Line Items]
Amortization of intangibles	$ 76	$ 105	$ 227	$ 219