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Business Combinations - Narrative (Details) |  |  |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Sep. 12, 2022 USD ($) shares | Sep. 15, 2021 USD ($) | Aug. 10, 2021 $ / shares | Jan. 08, 2021 USD ($) | Mar. 31, 2023 USD ($) | Mar. 31, 2023 USD ($) | Apr. 01, 2022 USD ($) | Apr. 02, 2021 USD ($)
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Cash payments, net of cash acquired |  |  |  |  |  | $ 6,547,000,000 | $ 39,000,000 | $ 344,000,000
Measurement period adjustments, goodwill |  |  |  |  |  | 84,000,000 | (7,000,000) |
Goodwill |  |  |  |  | $ 10,217,000,000 | 10,217,000,000 | 2,873,000,000 | 2,867,000,000
Net revenues |  |  |  |  |  | 3,338,000,000 | 2,796,000,000 | $ 2,551,000,000
Avast plc |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Cash consideration paid | $ 6,910,000,000 |  |  |  |  |  |  |
Issuance of shares (in shares) | shares | 94,201,223 |  |  |  |  |  |  |
Business acquisition, ownership percentage | 14.00% |  |  |  |  |  |  |
Business combination, outstanding amount | $ 2,141,000,000 |  |  |  |  |  |  |
Cash payments, net of cash acquired | 8,688,000,000 |  |  |  |  |  |  |
Measurement period adjustments, goodwill |  |  |  |  | 84,000,000 |  |  |
Increase in long-term deferred tax liabilities |  |  |  |  | $ 88,000,000 |  |  |
Goodwill | 7,349,000,000 |  |  |  |  |  |  |
Ticking fees |  |  |  |  |  | 31,000,000 |  |
Net revenues |  |  |  |  |  | 518,000,000 |  |
Acquisition related costs (up to) |  |  |  |  |  | $ 77,000,000 | $ 35,000,000 |
Cash consideration | 9,051,000,000 |  |  |  |  |  |  |
Cash acquired | $ 363,000,000 |  |  |  |  |  |  |
Avast plc | Secured Overnight Financing Rate (SOFR) |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate | 100.00% |  |  |  |  |  |  |
Avast plc | Term Loan B | Secured Overnight Financing Rate (SOFR) |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate | 50.00% |  |  |  |  |  |  |
Avast plc | Revolving Credit Facility | Amended and Restated Credit Agreement |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Principal amount | $ 1,500,000,000 |  |  |  |  |  |  |
Avast plc | Term Loan Interim Facility A | Amended and Restated Credit Agreement |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Principal amount | 3,910,000,000 |  |  |  |  |  |  |
Avast plc | Term Loan Interim Facility B | Amended and Restated Credit Agreement |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Principal amount | 3,690,000,000 |  |  |  |  |  |  |
Avast plc | Bridge Loan | Amended and Restated Credit Agreement |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Principal amount | 750,000,000 |  |  |  |  |  |  |
Avast plc | Senior Credit Facility |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Debt issuance costs | 145,000,000 |  |  |  |  |  |  |
Capitalized reduction to outstanding debt | 132,000,000 |  |  |  |  |  |  |
Write off of deferred debt issuance cost | 3,000,000 |  |  |  |  |  |  |
Avast plc | Senior Credit Facility | Other Noncurrent Assets |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Debt issuance costs incurred | $ 10,000,000 |  |  |  |  |  |  |
Avast plc | Cash Option |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Merger share price (in dollars per share) | $ / shares |  |  | $ 7.61 |  |  |  |  |
Share of our stock |  |  | 0.0302 |  |  |  |  |
Avast plc | Equity Option |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Merger share price (in dollars per share) | $ / shares |  |  | $ 2.37 |  |  |  |  |
Share of our stock |  |  | 0.1937 |  |  |  |  |
Fiscal Acquisition 2022 |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Cash consideration |  | $ 39,000,000 |  |  |  |  |  |
Cash acquired |  | $ 1,000,000 |  |  |  |  |  |
Business acquisition, period results included in combined entity |  | 1 year |  |  |  |  |  |
Avira |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Cash payments, net of cash acquired |  |  |  | $ 344,000,000 |  |  |  |
Goodwill |  |  |  | 261,000,000 |  |  |  |
Cash acquired |  |  |  | $ 32,000,000 |  |  |  |
Purchase price allocation measurement period |  |  |  | 1 year |  |  |  |

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