Restructuring, Integration, and Other Charges Effect on future earnings and cash flows (Details) $ in Millions	3 Months Ended
	Jun. 29, 2019 USD ($)
Annualized Cost Savings [Member]
Effects on Future Earnings and Cash Flows Resulting from Exit Plan [Line Items]
Effect on Future Earnings, Amount	$ 130
Severance Costs [Member]
Effects on Future Earnings and Cash Flows Resulting from Exit Plan [Line Items]
Effect on Future Earnings, Amount	45
Non-cash asset impairments [Member]
Effects on Future Earnings and Cash Flows Resulting from Exit Plan [Line Items]
Effect on Future Earnings, Amount	4
Contract termination costs [Member] [Member]
Effects on Future Earnings and Cash Flows Resulting from Exit Plan [Line Items]
Effect on Future Earnings, Amount	$ 10