Stock-Based Compensation - Stock Option Plans (Details) - Employee and Directors Stock Options - USD ($) $ / shares in Units, $ in Thousands				12 Months Ended
	Nov. 23, 2021	Nov. 24, 2020	Nov. 19, 2019	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2020	Feb. 25, 2022
Information relating to stock options
Expiration period				10 years
Vesting of awards per year (as a percent)				33.33%
Award vesting period				3 years
Fair value assumptions
Fair Value (in dollars per share)	$ 15.02	$ 5.91	$ 9.66
Dividend Yield (as a percent)	2.00%	3.89%	2.38%
Risk-Free Interest Rate (as a percent)	1.22%	0.39%	1.65%
Expected Volatility (as a percent)	45.00%	43.00%	35.00%
Expected Life	5 years	5 years	5 years
Stock-based employee compensation expense				$ 937	$ 1,180	$ 1,038
Remaining unrecognized compensation expense				$ 717
Weighted average period for recognition				1 year 10 days
Activity under stock option plans, number of shares
Outstanding at beginning of the period (in shares)				702,576
Granted (in shares)				42,080
Exercised (in shares)				(14,558)
Canceled (in shares)				(32,878)
Outstanding at end of the period (in shares)				697,220	702,576
Vested or expected to vest (in shares)				669,846
Exercisable at end of period (in shares)				534,296
Outstanding at end of period, Aggregate Intrinsic Value				$ 2,281
Vested or expected to vest, Aggregate Intrinsic Value				2,101
Exercisable at end of the period, Aggregate Intrinsic Value				$ 1,103
Weighted Average Exercise Prices
Outstanding at beginning of the period (in dollars per share)				$ 34.68
Granted (in dollars per share)				44.07
Exercised (in dollars per share)				36.83
Canceled (in dollars per share)				44.36
Outstanding at end of period (in dollars per share)				34.75	$ 34.68
Vested or expected to vest (in dollars per share)				34.92
Exercisable at end of the period (in dollars per share)				$ 36.07
Outstanding at end of the period, Weighted Average Remaining Contractual Life				6 years 2 months 1 day
Vested or expected to vest, Weighted Average Remaining Contractual Life				6 years 1 month 6 days
Exercisable at end of the period, Weighted Average Remaining Contractual Life				5 years 6 months 18 days
2020 Incentive Compensation Plan
Information relating to stock options
Number of shares authorized				350,000			400,000