Stock-based Compensation (Time-Lapse Restricted Stock Units, EPS Performance Restricted Stock Units. And TSR Performance Restricted Stock Units) (Details) - $ / shares shares in Thousands	3 Months Ended
	Oct. 29, 2023	Oct. 30, 2022
Time Lapse, and EPS Performance Restricted Stock Units [Member]
Stock-based Compensation
Nonvested at beginning of period, Units	2,274
Granted, Units	1,492
Vested, Units	(714)
Forfeited, Units	(44)
Nonvested at end of period, Units	3,008
Nonvested at beginning of period, Weighted-Average Grant-Date Fair Value	$ 45.39
Granted, Weighted-Average Grant-Date Fair Value	41.09	$ 47.12
Vested, Weighted-Average Grant-Date Fair Value	45.39
Forfeited, Weighted Average Grant Date Fair Value	44.77
Nonvested at end of period, Weighted-Average Grant-Date Fair Value	$ 43.26
TSR Performance Restricted Stock/Units [Member]
Stock-based Compensation
Nonvested at beginning of period, Units	948
Granted, Units	387
Vested, Units	(289)
Forfeited, Units	(110)
Nonvested at end of period, Units	936
Nonvested at beginning of period, Weighted-Average Grant-Date Fair Value	$ 51.81
Granted, Weighted-Average Grant-Date Fair Value	44.18	$ 53.74
Vested, Weighted-Average Grant-Date Fair Value	54.93
Forfeited, Weighted Average Grant Date Fair Value	54.35
Nonvested at end of period, Weighted-Average Grant-Date Fair Value	$ 47.40