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]	Cumulative Effect, Period of Adoption, Adjustment [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Earnings Retained In The Business [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Accumulated Other Comprehensive Income (Loss) [Member]
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
Balance, value (Accounting Standards Update 2014-09 [Member]) at Jul. 29, 2018								$ (8)	$ (8)
Balance, value (Accounting Standards Update 2018-02 [Member]) at Jul. 29, 2018								$ 0	$ (9)	$ 9
Net earnings (loss)	211				211		0
Other comprehensive income (loss)	(89)					(89)	0
Dividends	$ (425)				(425)
Dividends per share	$ 1.40
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	50		$ 27	23	0
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	(198)	9
Net earnings (loss)	1,628				1,628		0
Noncontrolling Interest, Period Increase (Decrease)	(4)						(4)
Other comprehensive income (loss)	189					188	1
Dividends	$ (428)				(428)
Dividends per share	$ 1.40
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	72		$ 53	22	(3)
Capital stock, shares at Aug. 02, 2020		323
Treasury Stock, Shares at Aug. 02, 2020			(21)
Balance, value at Aug. 02, 2020	2,569	$ 12	$ (1,023)	394	3,190	(10)	6
Net earnings (loss)	1,002				1,002		0
Other comprehensive income (loss)	11					15	(4)
Dividends	$ (444)				(444)
Dividends per share	$ 1.46
Treasury stock purchased, shares			(1)
Treasury stock purchased, value	$ (36)		$ (36)
Treasury stock issued under management incentive and stock option plans, shares			1
Treasury stock issued under management incentive and stock option plans, value	52		$ 38	20	(6)
Capital stock, shares at Aug. 01, 2021		323
Treasury Stock, Shares at Aug. 01, 2021			(21)
Balance, value at Aug. 01, 2021	$ 3,154	$ 12	$ (1,021)	$ 414	$ 3,742	$ 5	$ 2