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.

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- Definition

Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. 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.

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Divestitures (Schedule of Results of Operations of Discontinued Operations) (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	May 02, 2021	Jul. 31, 2022	Aug. 01, 2021	Aug. 02, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net (gain) loss on sales of discontinued operations businesses				$ (1,039)
Earnings (loss) from discontinued operations	$ 6	$ 0	$ (6)	1,036
Campbell International [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales				359
Disposal Group, Including Discontinued Operation, Operating Income (Loss)				53
Discontinued Operation, Tax Effect of Discontinued Operation				17
Net (gain) loss on sales of discontinued operations businesses				(1,039)
Discontinued Operation, Tax Effect of Gain (Loss) from Disposal of Discontinued Operation				39
Earnings (loss) from discontinued operations				$ 1,036