Segment Information (Schedule Of Segment Reporting - Earnings Before Interest And Taxes) (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jan. 26, 2025	Jan. 28, 2024	Jan. 26, 2025	Jan. 28, 2024
Segment Reporting Information [Line Items]
Earnings before interest and taxes		$ 327	$ 317	$ 694	$ 675
Accelerated Amortization of Intangible Assets		(7)	(7)	(14)	(14)
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill)	[1]	26	0	26	0
Gain (Loss) on Disposition of Business	[2]	0	0	(25)	0
Costs Associated with Acquisition	[3]	$ 0	$ (10)	$ 0	$ (19)
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)
Sovos Brands Acquisition
Segment Reporting Information [Line Items]
Costs Associated with Acquisition			$ (10)		$ (19)
Other Postretirement Benefit Plan, Defined Benefit [Member]
Segment Reporting Information [Line Items]
Defined Benefit Plan, Actuarial Gain (Loss)		$ 0	$ 0	$ (2)	$ 0
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Immediate Recognition of Actuarial Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]		Other Nonoperating Income (Expense)	Other Nonoperating Income (Expense)	Other Nonoperating Income (Expense)	Other Nonoperating Income (Expense)
Meals & Beverages [Member]
Segment Reporting Information [Line Items]
Earnings before interest and taxes		$ 291	$ 247	$ 628	$ 534
Snacks [Member]
Segment Reporting Information [Line Items]
Earnings before interest and taxes		114	161	256	322
Corporate Segment and Other Operating Segment [Member]
Segment Reporting Information [Line Items]
Earnings before interest and taxes	[4]	(73)	(89)	(179)	(177)
Other Restructuring Costs		(20)	(34)	(49)	(45)
Unrealized Gain (Loss) on Commodity Contracts		14	7	18	(8)
Accelerated Amortization of Intangible Assets		(7)	(7)	(14)	(14)
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill)		26		26
Gain (Loss) on Disposition of Business				(25)
Plum and Certain Other Litigation Expenses		$ (1)	(1)	(2)	(3)
Cybersecurity Incident Recoveries (Costs)				$ 1	(3)
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration]		Other Nonoperating Income (Expense)		Other Nonoperating Income (Expense)
Corporate Segment and Other Operating Segment [Member] | Sovos Brands Acquisition
Segment Reporting Information [Line Items]
Costs Associated with Acquisition			(10)		(19)
Corporate Segment and Other Operating Segment [Member] | Other Postretirement Benefit Plan, Defined Benefit [Member]
Segment Reporting Information [Line Items]
Defined Benefit Plan, Actuarial Gain (Loss)				$ (2)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Immediate Recognition of Actuarial Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]				Other Nonoperating Income (Expense)
Corporate Segment and Other Operating Segment [Member] | Cost Savings and Optimization Initiatives
Segment Reporting Information [Line Items]
Earnings before interest and taxes	[5]	$ (5)	$ (2)	$ (11)	$ (4)

[1] See Note 6 for additional information.

[2] Related to the sale of our Pop Secret popcorn business. See Note 4 for additional information.

[3] Related to the acquisition of Sovos Brands. See Note 3 for additional information.

[4] Represents unallocated items. Costs related to cost savings and optimization initiatives were $20 million and $49 million in the three- and six-month periods ended January 26, 2025, and $34 million and $45 million in the three- and six-month periods ended January 28, 2024, respectively. Unrealized mark-to-market adjustments on outstanding undesignated commodity hedges were gains of $14 million and $18 million in the three- and six-month periods ended January 26, 2025, and gains of $7 million and losses of $8 million in the three- and six-month periods ended January 28, 2024, respectively. Accelerated amortization expense related to customer relationship intangible assets was $7 million and $14 million in the three- and six-month periods ended January 26, 2025 and January 28, 2024. Intangible asset impairment charges were $26 million in the three- and six-month periods ended in January 26, 2025. A loss on the sale of our Pop Secret popcorn business of $25 million was included in the six-month period ended January 26, 2025. Litigation expenses related to the Plum baby food and snacks business, which was divested on May 3, 2021, and certain other litigation matters were $1 million and $2 million in the three- and six-month periods ended January 26, 2025 and $1 million and $3 million in the three- and six-month periods ended January 28, 2024, respectively. Insurance recoveries of $1 million and costs of $3 million related to a cybersecurity incident were included in the six-month periods ended January 26, 2025 and January 28, 2024, respectively. A postretirement actuarial loss of $2 million was included in the six-month period ended January 26, 2025. Costs of $10 million and $19 million associated with the acquisition of Sovos Brands were included in the three- and six-month periods ended January 28, 2024, respectively.

[5] See Note 8 for additional information.