| **Balance Sheet Details (Accrued And Other Current Liabilities Schedule) (Details) - USD ($) $ in Millions** | Dec. 31, 2022 | Mar. 31, 2022 |
|--------------------------------------------------------------------------------------------------------------|---------------|---------------|
| **Balance Sheet Related Disclosures [Abstract]**                                                             |          |          |  |
| Other accrued expenses                                                                                       | $ 378         | $ 304         |  |
| Accrued compensation and benefits                                                                            | 342           | 500           |  |
| Accrued royalties                                                                                            | 222           | 203           |  |
| Contract with Customer, Liability, Current                                                                   | 123           | 144           |  |
| Deferred net revenue, other                                                                                  | 105           | 156           |  |
| Operating Lease, Liability, Current                                                                          | 73            | 81            |  |
| Accrued Liabilities, Current                                                                                 | $ 1,243       | $ 1,388       | [1] |
|                                                                                                              |
| [1]Derived from audited Consolidated Financial Statements.                                                   |

| X                                                                                                                                                                                                                                     |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Deferred net revenue, other
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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).
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| - Definition
Carrying value as of the balance sheet date of obligations incurred through that date and payable for royalties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).
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| - Definition
Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.
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| - Definition
Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).
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| - Definition
Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.
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| - Definition
Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.
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