SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Inventories (Details) - USD ($) $ in Thousands	Oct. 31, 2021	Oct. 31, 2020
Inventories [Abstract]
Raw materials	$ 54,019	$ 56,389
Work in process	1,121	767
Finished goods	109	113
Inventories	$ 55,249	$ 57,269

Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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-Name Accounting Standards Codification
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-SubTopic 10
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-Subparagraph (SX 210.5-02.6(a)(1))
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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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