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Acquisitions (Details) - USD ($) $ in Millions	1 Months Ended		12 Months Ended
	Feb. 28, 2019	Jul. 31, 2017	Apr. 03, 2020	Mar. 29, 2019	Mar. 30, 2018
Business Acquisition [Line Items]
Cash payments, net of cash acquired			$ 0	$ 180	$ 401
Goodwill			$ 2,585	2,677	2,673
Luminate Security
Business Acquisition [Line Items]
Cash payments, net of cash acquired	$ 139
Cash acquired	5
Goodwill	112
Intangible assets acquired	33
Liabilities assumed from acquisition	$ 6
Other companies
Business Acquisition [Line Items]
Cash payments, net of cash acquired				42	66
Cash acquired				$ 3	1
Goodwill					$ 48
Fireglass, Ltd. and Skycure, Ltd.
Business Acquisition [Line Items]
Cash payments, net of cash acquired		$ 345
Cash acquired		15
Goodwill		247
Intangible assets acquired		134
Liabilities assumed from acquisition		$ 36

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The amount of identifiable intangible assets recognized as of the acquisition date.

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Amount of liabilities assumed at the acquisition date.

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The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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