Restructuring, Transition and Other Costs (Narrative) (Details) - USD ($) $ in Millions	Aug. 06, 2019	Oct. 04, 2019	Mar. 29, 2019
Fiscal 2020 Plan
Restructuring Cost and Reserve [Line Items]
Expected number of positions eliminated, percent	7.00%
Expected cost of restructuring	$ 100
Fiscal 2020 Plan | Employee Severance
Restructuring Cost and Reserve [Line Items]
Expected cost of restructuring	75
Fiscal 2020 Plan | Site Closures
Restructuring Cost and Reserve [Line Items]
Expected cost of restructuring	$ 25
Cumulative restructuring cost incurred to date		$ 49
Fiscal 2019 Plan
Restructuring Cost and Reserve [Line Items]
Cumulative restructuring cost incurred to date		$ 48
Fiscal 2017 Plan
Restructuring Cost and Reserve [Line Items]
Cumulative restructuring cost incurred to date			$ 289