Net Income Per Share and Weighted Average Shares (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 28, 2023	Jul. 29, 2022	Jul. 30, 2021
Net Income Per Share and Weighted Average Shares [Abstract]
Net income per share numerator	$ 99,050	$ 131,880	$ 254,513
Net income per share denominator [Abstract]
Basic weighted average shares outstanding (in shares)	22,167,875	23,164,180	23,692,063
Add potential dilution [Abstract]
Nonvested stock awards and units (in shares)	97,524	81,830	75,327
Diluted weighted average shares outstanding (in shares)	22,265,399	23,246,010	23,767,390