Net Income Per Share and Weighted Average Shares (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Oct. 27, 2023	Oct. 28, 2022
Reconciliation of Components of Diluted Earnings per Share Computations [Abstract]
Net income per share numerator	$ 5,456	$ 17,129
Net income per share denominator [Abstract]
Weighted average shares (in shares)	22,165,852	22,193,774
Add potential dilution [Abstract]
Nonvested stock awards and units (in shares)	97,838	98,880
Diluted weighted average shares (in shares)	22,263,690	22,292,654
Convertible Senior Notes [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Abstract]
Conversion price (in dollars per share)	$ 166.74
Warrants [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Abstract]
Adjusted strike price (in dollars per share)	$ 233.43