Commitments and Contingencies - Additional Information (Details) Kč in Millions									1 Months Ended	3 Months Ended	12 Months Ended			69 Months Ended
	Jan. 16, 2024 USD ($)	Sep. 30, 2023 multiplier	Jul. 21, 2023 USD ($)	Jan. 19, 2023 USD ($)	Jan. 04, 2023 USD ($)	May 02, 2022 USD ($) numberOfClaim patent coinventor	Jun. 08, 2021 USD ($)	May 24, 2021 USD ($)	Jan. 31, 2014 USD ($)	Dec. 27, 2024 USD ($)	Mar. 28, 2025 USD ($) lawsuit	Mar. 29, 2024 USD ($)	Mar. 31, 2023 USD ($)	Sep. 30, 2012 USD ($)	Feb. 27, 2020 USD ($)	Feb. 27, 2020 CZK (Kč)
Loss Contingencies [Line Items]
Loss contingency, number of patent, claim						6					3
Litigation settlement payment					$ 12,000,000		$ 70,000,000	$ 70,000,000
Number of coinventors | coinventor						2
Estimated loss (low end)															$ 15,000,000	Kč 351
Loss contingency, insurance recoveries							$ 67,000,000
Net revenues											$ 3,935,000,000	$ 3,800,000,000	$ 3,317,000,000
Loss contingency accrual											132,000,000	418,000,000	29,000,000
U.S.
Loss Contingencies [Line Items]
Net revenues											$ 2,358,000,000	$ 2,265,000,000	$ 2,059,000,000
322 Patents Remained in Suit
Loss Contingencies [Line Items]
Loss contingency, pending claims, number | numberOfClaim						2
115 Patents Remained in Suit
Loss Contingencies [Line Items]
Loss contingency, pending claims, number | numberOfClaim						3
Trustees of the University of Columbia in the City of New York v. NortonLifeLock
Loss Contingencies [Line Items]
Litigation settlement payment						$ 185,000,000
Loss contingency, damages awarded, value						$ 0
Multiplier | multiplier		2.6
Trustees Of The University Of Columbia In The City Of New York v. NortonLifeLock
Loss Contingencies [Line Items]
Estimated loss (low end)										$ 598,000,000
GSA Schedule Contract
Loss Contingencies [Line Items]
Litigation settlement payment										$ 12,000,000
Estimated damage									$ 145,000,000
Net revenues														$ 222,000,000
GSA Schedule Contract | U.S.
Loss Contingencies [Line Items]
Loss contingency, damages awarded, value	$ 53,000,000			$ 1,300,000
GSA Schedule Contract | California
Loss Contingencies [Line Items]
Loss contingency, damages awarded, value				$ 400,000
MALKA Seller Members Litigation | Seller Members
Loss Contingencies [Line Items]
Estimated damage			$ 25,000,000