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Note 10 - Mortgage Loans Held for Sale (Details Textual) $ in Millions	Apr. 30, 2022 USD ($)	Oct. 31, 2021 USD ($)	Apr. 30, 2021
Number of Loans Reserved For	13		15
Asset Pledged as Collateral without Right [Member]
Financing Receivable, before Allowance for Credit Loss, Total	$ 76.3	$ 136.5

X

- Definition

The number of mortgage loans for which specific reserves exist as of the balance sheet date.

+ References

No definition available.

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X

- Definition

Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7A
-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953401-111524

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