Stock-based Compensation (Schedule Of Stock Option Activity) (Details) $ / shares in Units, shares in Thousands, $ in Millions	6 Months Ended
	Jan. 26, 2025 USD ($) $ / shares shares
Share-Based Payment Arrangement [Abstract]
Beginning of period, Options | shares	779
Granted, Options | shares	0
Exercised, Options | shares	0
Terminated, Options | shares	0
End of period, Options | shares	779
Exercisable at end of period, Options | shares	779
Beginning of period, Weighted-Average Exercise Price | $ / shares	$ 45.33
Granted, Weighted-Average Exercise Price | $ / shares	0
Exercised, Weighted-Average Exercise Price | $ / shares	0
Terminated, Weighted-Average Exercise Price | $ / shares	0
End of period, Weighted-Average Exercise Price | $ / shares	45.33
Exercisable at end of period, Weighted-Average Exercise Price | $ / shares	$ 45.33
Outstanding at end of period, Weighted-Average Remaining Contractual Life (In years)	2 years 8 months 12 days
Exercisable at end of period, Weighted-Average Remaining Contractual Life (In years)	2 years 8 months 12 days
Outstanding at end of period, Aggregate Intrinsic Value | $	$ 1
Exercisable at end of period, Aggregate Intrinsic Value | $	$ 1