Debt, Summary of Interest Expense (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jan. 26, 2024 USD ($)	Jan. 27, 2023 USD ($)	Jan. 26, 2024 USD ($) d	Jan. 27, 2023 USD ($)
Interest Expense [Abstract]
Amortization of issuance costs			$ 874	$ 862
0.625% Convertible Senior Notes Due 2026 [Member]
Interest Expense [Abstract]
Interest rate effective percentage	1.23%	1.23%	1.23%	1.23%
Coupon interest	$ 474	$ 474	$ 948	$ 948
Amortization of issuance costs	438	431	874	862
Total interest expense	$ 912	$ 905	$ 1,822	$ 1,810
Threshold percentage of stock price trigger			130.00%
Threshold trading days | d			20
Threshold consecutive trading days | d			30