Consolidated Statements of Equity - USD ($) shares in Millions, $ in Millions		Total	Capital Stock Issued [Member]	Capital Stock In Treasury [Member]	Additional Paid-In Capital [Member]	Earnings Retained In The Business [Member]	Noncontrolling Interests [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Cumulative Effect of New Accounting Principle in Period of Adoption | Accounting Standards Update 2014-09 [Member]	[1]	$ (8)				$ (8)
Cumulative Effect of New Accounting Principle in Period of Adoption | Accounting Standards Update 2018-02 [Member]	[1]	0				(9)		$ 9	[2]
Capital stock, shares at Jul. 29, 2018			323
Treasury Stock, Shares at Jul. 29, 2018				(22)
Balance, value at Jul. 29, 2018		1,373	$ 12	$ (1,103)	$ 349	2,224	$ 9	(118)
Net earnings (loss)		194				194	0
Other comprehensive income (loss)		(47)					0	(47)
Dividends		$ (106)				(106)
Dividends per share		$ 0.35
Treasury stock purchased, shares				0
Treasury stock purchased, value		$ 0		$ 0
Treasury stock issued under management incentive and stock option plans, shares				0
Treasury stock issued under management incentive and stock option plans, value		9		$ 19	(10)
Capital stock, shares at Oct. 28, 2018			323
Treasury Stock, Shares at Oct. 28, 2018				(22)
Balance, value at Oct. 28, 2018		1,415	$ 12	$ (1,084)	339	2,295	9	(156)
Capital stock, shares at Jul. 28, 2019			323
Treasury Stock, Shares at Jul. 28, 2019				(22)
Balance, value at Jul. 28, 2019		1,112	$ 12	$ (1,076)	372	1,993	9	(198)
Net earnings (loss)		166				166	0
Other comprehensive income (loss)		73					1	72
Dividends		$ (108)				(108)
Dividends per share		$ 0.35
Treasury stock purchased, shares				0
Treasury stock purchased, value		$ 0		$ 0
Treasury stock issued under management incentive and stock option plans, shares				1
Treasury stock issued under management incentive and stock option plans, value		6		$ 23	(16)	(1)
Capital stock, shares at Oct. 27, 2019			323
Treasury Stock, Shares at Oct. 27, 2019				(21)
Balance, value at Oct. 27, 2019		$ 1,249	$ 12	$ (1,053)	$ 356	$ 2,050	$ 10	$ (126)

[1] See Note 2 for additional detail.

[2] Reflects the adoption of the FASB guidance on stranded tax effects. See Note 2 for additional information.