Debt, Summary of Interest Expense (Details) $ in Thousands	3 Months Ended
Oct. 28, 2022 USD ($) d	Oct. 29, 2021 USD ($)
Interest Expense [Abstract]
Amortization of issuance costs	$ 431	$ 479
0.625% Convertible Senior Notes Due 2026 [Member]
Interest Expense [Abstract]
Interest rate effective percentage	1.23%	1.23%
Coupon interest	$ 474	$ 474
Amortization of issuance costs	431	479
Total interest expense	$ 905	$ 953
Threshold percentage of stock price trigger	130.00%
Threshold trading days \| d	20
Threshold consecutive trading days \| d	30

Amount of amortization expense attributable to debt issuance costs.

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Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instrument must exceed threshold percentage for specified number of trading days to trigger conversion feature.

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Minimum percentage of common stock price to conversion price of convertible debt instruments to determine eligibility of conversion.

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Threshold number of specified trading days that common stock price to conversion price of convertible debt instruments must exceed threshold percentage within a specified consecutive trading period to trigger conversion feature.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings, excluding amortization of debt discount (premium) and financing costs.

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