Business Combinations - Narrative (Details)				3 Months Ended		9 Months Ended
	Sep. 12, 2022 USD ($) shares	Sep. 15, 2021 USD ($)	Aug. 10, 2021 $ / shares	Dec. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)	Apr. 01, 2022 USD ($)
Asset Acquisition [Line Items]
Payments for acquisitions, net of cash acquired						$ 6,547,000,000	$ 39,000,000
Goodwill				$ 10,124,000,000		10,124,000,000		$ 2,873,000,000
Net revenues				936,000,000	$ 702,000,000	2,391,000,000	2,080,000,000
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
Payments for acquisitions, net of cash acquired	8,688,000,000					8,688,000,000
Goodwill	7,265,000,000
Ticking fees						31,000,000
Net revenues				234,000,000		282,000,000
Acquisition related costs (up to)				$ 5,000,000	$ 7,000,000	$ 71,000,000	$ 28,000,000
Cash consideration	9,051,000,000
Cash acquired	$ 363,000,000
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
Secured Overnight Financing Rate (SOFR) | Avast plc
Asset Acquisition [Line Items]
Basis spread on variable rate	100.00%
Term Loan B | Secured Overnight Financing Rate (SOFR) | Avast plc
Asset Acquisition [Line Items]
Basis spread on variable rate	50.00%
Revolving Credit Facility | Amended and Restated Credit Agreement | Avast plc
Asset Acquisition [Line Items]
Principal amount	$ 1,500,000,000
Term Loan Interim Facility A | Amended and Restated Credit Agreement | Avast plc
Asset Acquisition [Line Items]
Principal amount	3,910,000,000
Term Loan Interim Facility B | Amended and Restated Credit Agreement | Avast plc
Asset Acquisition [Line Items]
Principal amount	3,690,000,000
Bridge Loan | Amended and Restated Credit Agreement | Avast plc
Asset Acquisition [Line Items]
Principal amount	750,000,000
Senior Credit Facility | Avast plc
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
Senior Credit Facility | Other long-term assets | Avast plc
Asset Acquisition [Line Items]
Debt issuance costs incurred	$ 10,000,000
Cash Option | Avast plc
Asset Acquisition [Line Items]
Merger, share price (in dollars per share) | $ / shares			$ 7.61
Share of our stock			0.0302
Stock Option | Avast plc
Asset Acquisition [Line Items]
Merger, share price (in dollars per share) | $ / shares			$ 2.37
Share of our stock			0.1937