Net Income Per Share and Weighted Average Shares (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				6 Months Ended
	Jan. 26, 2024	Oct. 27, 2023	Jan. 27, 2023	Oct. 28, 2022	Jan. 26, 2024	Jan. 27, 2023
Reconciliation of Components of Diluted Earnings per Share Computations [Abstract]
Net income per share numerator	$ 26,534	$ 5,456	$ 30,491	$ 17,129	$ 31,990	$ 47,620
Net income per share denominator [Abstract]
Weighted average shares (in shares)	22,196,758		22,173,280		22,181,305	22,183,527
Add potential dilution [Abstract]
Nonvested stock awards and units (in shares)	98,774		78,555		98,306	88,717
Diluted weighted average shares (in shares)	22,295,532		22,251,835		22,279,611	22,272,244
Convertible Senior Notes [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Abstract]
Conversion price (in dollars per share)	$ 163.74				$ 163.74
Warrants [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Abstract]
Adjusted strike price (in dollars per share)	$ 229.24				$ 229.24