Discontinued Operations and Assets Held for Sale (Components of Income (Loss) from Discontinued Operations) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Jan. 01, 2021	Jan. 03, 2020	Jan. 01, 2021	Jan. 03, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from discontinued operations	$ 5	$ 2,492	$ (128)	$ 3,227
Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net revenues	0	193	0	1,366
Gross profit	0	161	0	1,033
Operating income (loss)	1	(118)	(174)	6
Gain on sale	0	5,422	0	5,422
Income (loss) before income taxes	1	5,300	(172)	5,424
Income tax expense (benefit)	(4)	2,808	(44)	2,197
Income (loss) from discontinued operations	$ 5	$ 2,492	$ (128)	$ 3,227

Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

Amount of tax expense (benefit) related to a discontinued operation. Includes, but is not limited to, tax expense (benefit) related to income (loss) from operations during the phase-out period, tax expense (benefit) related to gain (loss) on disposal, tax expense (benefit) related to gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and tax expense (benefit) related to adjustments of a prior period gain (loss) on disposal.

+ References

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+ Details

- Definition

Amount after tax of income (loss) from a discontinued operation attributable to the parent. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

+ References + Details