Fair Value Measurements, Nonrecurring (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jan. 26, 2025	Jan. 28, 2024	Jan. 26, 2025	Jan. 28, 2024	Dec. 22, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill)	[1]	$ 26	$ 0	$ 26	$ 0
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration]		Other Nonoperating Income (Expense)	Other Nonoperating Income (Expense)	Other Nonoperating Income (Expense)	Other Nonoperating Income (Expense)
Trademarks - Allied Brands
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill)				$ 15
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration]				Other Nonoperating Income (Expense)
Trademarks - Late July
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill)				$ 11
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration]				Other Nonoperating Income (Expense)
Fair Value, Nonrecurring | Trademarks - Allied Brands
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Indefinite-lived Intangible Assets (Excluding Goodwill)						$ 28
Fair Value, Nonrecurring | Trademarks - Late July
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Indefinite-lived Intangible Assets (Excluding Goodwill)						$ 47

[1] See Note 6 for additional information.