Business Combinations - Additional Information (Details) - USD ($) $ in Millions			12 Months Ended
	Jan. 28, 2025	Sep. 12, 2022	Mar. 28, 2025	Mar. 29, 2024	Mar. 31, 2023
Asset Acquisition [Line Items]
Cash payments, net of cash acquired			$ 84	$ 0	$ 6,547
Goodwill			$ 10,237	$ 10,210	$ 10,217
Avast plc
Asset Acquisition [Line Items]
Cash payments, net of cash acquired		$ 8,688
Goodwill		$ 7,335
Fiscal 2025 Acquisition
Asset Acquisition [Line Items]
Aggregate purchase price	$ 84
Cash consideration	1
Goodwill	52
Intangible assets	$ 32