Stock-based Compensation (Time-Lapse Restricted Stock Units, EPS Performance Restricted Stock Units, Replacement Restricted Stock Units. And TSR Performance Restricted Stock Units) (Details) - $ / shares shares in Thousands	6 Months Ended
	Jan. 26, 2025	Jan. 28, 2024
Time Lapse, EPS Performance, and Replacement Restricted Stock Units [Member]
Stock-based Compensation
Nonvested at beginning of period, Units	3,300
Granted, Units	1,372
Vested, Units	(1,284)
Forfeited, Units	(88)
Nonvested at end of period, Units	3,300
Nonvested at beginning of period, Weighted-Average Grant-Date Fair Value	$ 43.24
Granted, Weighted-Average Grant-Date Fair Value	48.34	$ 41.08
Vested, Weighted-Average Grant-Date Fair Value	42.89
Forfeited, Weighted Average Grant Date Fair Value	44.12
Nonvested at end of period, Weighted-Average Grant-Date Fair Value	$ 45.47
TSR Performance Restricted Stock/Units [Member]
Stock-based Compensation
Nonvested at beginning of period, Units	873
Granted, Units	549
Vested, Units	(464)
Forfeited, Units	(24)
Nonvested at end of period, Units	934
Nonvested at beginning of period, Weighted-Average Grant-Date Fair Value	$ 47.40
Granted, Weighted-Average Grant-Date Fair Value	47.33	$ 44.18
Vested, Weighted-Average Grant-Date Fair Value	45.52
Forfeited, Weighted Average Grant Date Fair Value	47.55
Nonvested at end of period, Weighted-Average Grant-Date Fair Value	$ 48.29