Commitments and Contingencies (Details)									1 Months Ended	3 Months Ended		9 Months Ended		69 Months Ended
	Jan. 19, 2023 USD ($)	Jan. 04, 2023 USD ($)	May 02, 2022 USD ($) patent numberOfClaim	Feb. 28, 2022 USD ($)	Jun. 08, 2021 USD ($)	May 24, 2021 USD ($)	May 13, 2021 USD ($)	Oct. 21, 2019 USD ($)	Jan. 31, 2014 USD ($)	Dec. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)	Sep. 30, 2012 USD ($)
Loss Contingencies [Line Items]
Loss contingency, number of patent, claim | patent			6
Litigation settlement payment					$ 70,000,000	$ 70,000,000
Loss contingency, insurance recoveries					$ 67,100,000
Net revenues										$ 936,000,000	$ 702,000,000	$ 2,391,000,000	$ 2,080,000,000
U.S.
Loss Contingencies [Line Items]
Net revenues										537,000,000	$ 467,000,000	1,509,000,000	$ 1,383,000,000
Subsequent Event
Loss Contingencies [Line Items]
Litigation settlement payment		$ 12,000,000
Subsequent Event | U.S.
Loss Contingencies [Line Items]
Loss contingency, damages awarded, value	$ 1,300,000
Subsequent Event | California
Loss Contingencies [Line Items]
Loss contingency, damages awarded, value	$ 400,000
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
Estimated loss (low end)										234,000,000		234,000,000
Trustees of the University of Columbia in the City of New York v. NortonLifeLock | Minimum
Loss Contingencies [Line Items]
Estimated litigation payment as times of actual damages proven			1
Trustees of the University of Columbia in the City of New York v. NortonLifeLock | Maximum
Loss Contingencies [Line Items]
Estimated litigation payment as times of actual damages proven			3
GSA Schedule Contract
Loss Contingencies [Line Items]
Litigation settlement payment				$ 5,000,000			$ 500,000
Estimated loss (low end)										$ 3,000,000		$ 3,000,000
Net revenues														$ 222,000,000
Estimated damage								$ 1,090,000,000	$ 145,000,000
GSA Schedule Contract | Minimum
Loss Contingencies [Line Items]
Estimated litigation payment as times of actual damages proven										1		1
GSA Schedule Contract | Maximum
Loss Contingencies [Line Items]
Estimated litigation payment as times of actual damages proven										3		3