Restructuring and Other Costs (Restructuring Summary) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jan. 01, 2021	Jan. 03, 2020	Jan. 01, 2021	Jan. 03, 2020
Restructuring Reserve [Roll Forward]
Net Charges	$ 1	$ 98	$ 142	$ 128
November 2019 Plan
Restructuring Reserve [Roll Forward]
Beginning balance			42
Net Charges			206
Cash Payments			(134)
Non-Cash Items			(104)
Ending balance	10		10
November 2019 Plan | Severance and termination benefit costs
Restructuring Reserve [Roll Forward]
Beginning balance			35
Net Charges			82
Cash Payments			(117)
Non-Cash Items			0
Ending balance	0		0
November 2019 Plan | Contract cancellation charges
Restructuring Reserve [Roll Forward]
Beginning balance			7
Net Charges			49
Cash Payments			(9)
Non-Cash Items			(37)
Ending balance	10		10
November 2019 Plan | Stock-based compensation charges
Restructuring Reserve [Roll Forward]
Beginning balance			0
Net Charges			9
Cash Payments			0
Non-Cash Items			(9)
Ending balance	0		0
November 2019 Plan | Asset write-offs and impairments
Restructuring Reserve [Roll Forward]
Beginning balance			0
Net Charges			58
Cash Payments			0
Non-Cash Items			(58)
Ending balance	0		0
November 2019 Plan | Other exit and disposal costs
Restructuring Reserve [Roll Forward]
Beginning balance			0
Net Charges			8
Cash Payments			(8)
Non-Cash Items			0
Ending balance	$ 0		$ 0