Employee Equity Incentive Plans (Narrative) (Details) - USD ($) $ in Millions	6 Months Ended
Oct. 02, 2020	Apr. 03, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Current dividends payable	$ 49	$ 62
Long-term dividend payable	$ 10	$ 31
Award modification term, vesting percentage	50.00%
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award modification term, percentage of unvested equity	0.00%
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award modification term, percentage of unvested equity	150.00%
Liability-Classified Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized stock-based compensation costs related to our unvested stock-based awards	$ 121
Unrecognized stock-based compensation costs, estimated weighted-average amortization period	1 year 8 months 12 days

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- Definition

Share-Based Compensation Arrangement By Share-Based Payment Award, Award Modification Term, Percentage Of Unvested Equity

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- Definition

Share-Based Compensation Arrangement By Share-Based Payment Award, Award Modification Term, Vesting Percentage

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- Definition

Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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-Name Accounting Standards Codification
-Topic 210
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-Section 45
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- Definition

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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