Goodwill And Acquisition-Related Intangibles, Net (Schedule Of Amortization Of Intangible Assets) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Finite-Lived Intangible Assets [Line Items]
Amortization of intangibles	$ 24	$ 43	$ 49	$ 82
Cost of revenue
Finite-Lived Intangible Assets [Line Items]
Amortization of intangibles	15	39	31	69
Operating expenses
Finite-Lived Intangible Assets [Line Items]
Amortization of intangibles	24	43	49	82
Total
Finite-Lived Intangible Assets [Line Items]
Amortization of intangibles	$ 39	$ 82	$ 80	$ 151