Supplementary Information - Property and Equipment (Details) - USD ($) $ in Millions	Sep. 30, 2022	Apr. 01, 2022
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	$ 635	$ 575
Accumulated depreciation and amortization	(527)	(515)
Total property and equipment, net	108	60
Land
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	14	2
Computer hardware and software
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	489	462
Office furniture and equipment
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	27	27
Buildings
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	40	27
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	64	56
Construction in progress
Property, Plant and Equipment [Line Items]
Total property and equipment, gross	$ 1	$ 1

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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