Supplementary Information (Non-cash Investing and Financing Activities) (Details) - USD ($) $ in Millions	12 Months Ended
	Apr. 03, 2020	Mar. 29, 2019	Mar. 30, 2018
Supplementary Information [Abstract]
Income taxes paid, net of refunds	$ 1,985	$ 112	$ 354
Interest expense paid	179	183	199
Cash paid for amounts included in the measurement of operating lease liabilities	51	0	0
Non-cash operating activities:
Operating lease assets obtained in exchange for operating lease liabilities	15	0	0
Reduction of operating lease assets as a result of lease terminations and modifications	34	0	0
Non-cash investing and financing activities:
Purchases of property and equipment in current liabilities	0	23	26
Equity investment received as consideration in divestitures	0	0	160
Extinguishment and exchange of debt with borrowings from the same creditors	$ 1,073	$ 0	$ 0