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Goodwill And Acquisition-Related Intangibles, Net (Schedule Of Changes In The Carrying Amount Of Goodwill) (Details) $ in Millions | 9 Months Ended
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Dec. 31, 2020 USD ($)
Goodwill [Roll Forward] |  |
Goodwill, Gross, Beginning balance | $ 2,253 |
Accumulated impairment, beginning balance | (368) |
Goodwill, Net, Beginning balance | 1,885 | [1]
Goodwill acquired | 0 |
Effects of foreign currency translation | 11 |
Goodwill, Gross, Ending balance | 2,264 |
Accumulated impairment, ending balance | (368) |
Goodwill, Net, Ending balance | $ 1,896 |
[1] | Derived from audited Consolidated Financial Statements.

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