Supplementary Information (Other expense, net) (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Oct. 04, 2019	Sep. 28, 2018	Oct. 04, 2019	Sep. 28, 2018
Supplementary Information [Abstract]
Interest income	$ 8	$ 11	$ 18	$ 18
Loss from equity interest	(11)	(34)	(22)	(60)
Foreign exchange gain (loss)	1	(4)	(2)	(9)
Other	0	4	4	13
Other expense, net	$ (2)	$ (23)	$ (2)	$ (38)

Supplementary Information [Abstract]

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Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.

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Amount of income (loss) for proportionate share of equity method investee's income (loss).

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