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Retirement Plans - Net Benefit Costs (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2022	Jul. 31, 2021
Retirement Benefits [Abstract]
Administrative expenses	$ 180	$ 70	$ 539	$ 208
Interest cost	130	137	390	412
Expected return on plan assets	(128)	(236)	(383)	(708)
Prior service cost	12	11	34	33
Recognized actuarial loss	99	185	298	553
Net periodic benefit cost	$ 293	$ 167	$ 878	$ 498

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