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]	Accumulated Other Comprehensive Income (Loss) [Member]		Noncontrolling Interests [Member]
Capital stock, shares at Jul. 30, 2017			323
Treasury Stock, Shares at Jul. 30, 2017				(22)
Balance, value at Jul. 30, 2017		$ 1,645	$ 12	$ (1,066)	$ 359	$ 2,385	$ (53)		$ 8
Net earnings (loss)		560				560			0
Other comprehensive income (loss)		31					32		(1)
Dividends		$ (211)				(211)
Dividends per share		$ 0.70
Treasury stock purchased, shares				(2)
Treasury stock purchased, value		$ (86)		$ (86)
Treasury stock issued under management incentive and stock option plans, shares				2
Treasury stock issued under management incentive and stock option plans, value		10		$ 48	(38)
Capital stock, shares at Jan. 28, 2018			323
Treasury Stock, Shares at Jan. 28, 2018				(22)
Balance, value at Jan. 28, 2018		1,949	$ 12	$ (1,104)	321	2,734	(21)		7
Capital stock, shares at Oct. 29, 2017			323
Treasury Stock, Shares at Oct. 29, 2017				(22)
Balance, value at Oct. 29, 2017		1,689	$ 12	$ (1,106)	305	2,555	(85)		8
Net earnings (loss)		285				285			0
Other comprehensive income (loss)		63					64		(1)
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		18		$ 2	16
Capital stock, shares at Jan. 28, 2018			323
Treasury Stock, Shares at Jan. 28, 2018				(22)
Balance, value at Jan. 28, 2018		1,949	$ 12	$ (1,104)	321	2,734	(21)		7
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	(118)		9
Net earnings (loss)		135				135			0
Other comprehensive income (loss)		(34)					(34)		0
Dividends		$ (212)				(212)
Dividends per share		$ 0.70
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		24		$ 24	0
Capital stock, shares at Jan. 27, 2019			323
Treasury Stock, Shares at Jan. 27, 2019				(22)
Balance, value at Jan. 27, 2019		1,278	$ 12	$ (1,079)	349	2,130	(143)		9
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	(156)		9
Net earnings (loss)		(59)				(59)			0
Other comprehensive income (loss)		13					13		0
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		15		$ 5	10
Capital stock, shares at Jan. 27, 2019			323
Treasury Stock, Shares at Jan. 27, 2019				(22)
Balance, value at Jan. 27, 2019		$ 1,278	$ 12	$ (1,079)	$ 349	$ 2,130	$ (143)		$ 9

[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.