Stock-Based Compensation (Performance Shares, RSUs, Restricted Stock and Share Unit Awards) (Details)				3 Months Ended
	Aug. 01, 2022	Jul. 31, 2022	Jul. 31, 2017	Oct. 31, 2023 USD ($) $ / shares shares	Oct. 31, 2022 USD ($)	Jul. 31, 2023 USD ($)	Jul. 30, 2017
Dividend Equivalents [Abstract]
Reversal of dividend equivalents				$ 23,000
Accrual of dividend equivalents, net of reversal ($0.10 per share)					$ 201,000
Carrying value at period end				461,703,000		$ 445,727,000
Income tax (expense) benefit from settlement of stock-based awards				$ 444,000	363,000
Performance shares, RSUs, Restricted stock and share units
Awards (In Shares)
Outstanding, Beginning Balance (in shares) | shares				1,876,230
Granted (in shares) | shares				913,908
Settled (in shares) | shares				(296,198)
Canceled/Forfeited (in shares) | shares				(41,814)
Outstanding, Ending Balance (in shares) | shares				2,452,126
Vested, Ending Balance (in shares) | shares				774,430
Vested and Expected to Vest, Ending Balance (in shares) | shares				2,380,255
Weighted Average Grant Date Fair Value
Outstanding, Beginning Balance (in dollars per share) | $ / shares				$ 13.21
Granted (in dollars per share) | $ / shares				9.93
Settled (in dollars per share) | $ / shares				16.03
Canceled/Forfeited (in dollars per share) | $ / shares				15.80
Outstanding, Ending Balance (in dollars per share) | $ / shares				11.60
Vested, Ending Balance (in dollars per share) | $ / shares				12.98
Vested and Expected to Vest, Ending Balance (in dollars per share) | $ / shares				$ 11.62
Aggregate Intrinsic Value
Outstanding, Ending Balance				$ 29,916,000
Vested, Ending Balance				9,448,000
Vested and Expected to Vest, Ending Balance				29,039,000
Additional Disclosures
Total intrinsic value relating to fully vested stock-based awards converted during the period				$ 2,656,000	2,769,000
Performance shares | Employees | Granted since fiscal 2014
Additional Disclosures
Performance period (in years)				3 years
RSUs and restricted stock | Employees
Additional Disclosures
Vesting period	3 years	5 years
Common stock, conversion ratio (in shares)		1
RSUs and restricted stock | Non-Employee Director
Additional Disclosures
Vesting period	1 year	5 years	1 year
Common stock, conversion ratio (in shares)		1					1
Dividend equivalents
Dividend Equivalents [Abstract]
Reversal of dividend equivalents				$ 23,000
Accrual of dividend equivalents, net of reversal ($0.10 per share)					201,000
Paid during the period				114,000	$ 346,000
Carrying value at period end				$ 554,000		$ 691,000