Note 3 - Property, Plant and Equipment - Depreciation Expense (Details) - USD ($) $ in Thousands	3 Months Ended
Jan. 31, 2026	Jan. 31, 2025
Depreciation Expense	$ 10,457	$ 10,172
Cost of Sales [Member] \| Property and Equipment [Member]
Depreciation Expense	9,928	9,623
General and Administrative Expense [Member] \| Property and Equipment [Member]
Depreciation Expense	$ 529	$ 549

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
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-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 220
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Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 220
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Reference 4: http://www.xbrl.org/2003/role/exampleRef
-Topic 220
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Reference 5: http://www.xbrl.org/2003/role/exampleRef
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Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
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Name:	us-gaap_Depreciation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration