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Business Combinations - Fiscal 2021 Avira acquisition (Details) - USD ($) $ in Millions |  | 6 Months Ended
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Jan. 08, 2021 | Oct. 01, 2021 | Oct. 02, 2020
Business Acquisition [Line Items] |  |  |
Cash payments, net of cash acquired |  | $ 40 | $ 0
Purchase price allocation measurement period | 1 year |  |
Avira |  |  |
Business Acquisition [Line Items] |  |  |
Cash payments, net of cash acquired | $ 344 |  |
Cash acquired | $ 32 |  |

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- Definition The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + Details
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- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
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