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Stock-Based Compensation - Stock Option (Details) - USD ($) $ / shares in Units, $ in Millions	1 Months Ended	3 Months Ended		9 Months Ended
	Jun. 30, 2024	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023
Share-based Compensation
Outstanding, Number of Shares, Beginning Balance		525		525
Granted, Number of Shares		10		10
Outstanding, Number of Shares, Ending Balance		535		535
Vested and Exercisable, Number of Shares		219		219
Outstanding, Weighted-Average Exercise Price		$ 25.44		$ 25.44
Granted, Weighted-Average Exercise Price		25.84		25.84
Outstanding, Weighted-Average Exercise Price, ending balance		25.44		25.44
Vested and Exercisable, Weighted-Average Exercise Price		$ 26.48		$ 26.48
Exercisable stock options, weighted-average remaining contractual term				3 years 7 months 6 days
Employee Stock Option
Share-based Compensation
Market price	$ 25.84
Vesting period	5 years
Granted, Number of Shares	10,000
Granted, Weighted-Average Exercise Price	$ 25.84
Stock-based compensation expense		$ 0.1	$ 0.7	$ 0.6	$ 0.8
Unrecognized stock based compensation expenses	$ 0.1	$ 0.1		$ 0.1
Unrecognized compensation cost period	60 months
Employee Stock Option \| Minimum
Share-based Compensation
Vesting period				1 year
Award expiration period				2 years
Employee Stock Option \| Maximum
Share-based Compensation
Vesting period				5 years
Award expiration period				5 years