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Note 7 - Mortgage Loans Held for Sale - Loan Origination Reserves (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2017	Oct. 31, 2016
Loan origination reserves, beginning of period	$ 8,137	$ 8,025
Provisions for losses during the period	165	261
Adjustments to pre-existing provisions for losses from changes in estimates	(4,571)	48
Payments/settlements	(573)	(197)
Loan origination reserves, end of period	$ 3,158	$ 8,137

X

- Definition

Payments made or settlements received during the period related to loan origination reserves

+ References

No definition available.

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X

- Definition

Amount of other addition (reduction) in allowance reserve for credit loss.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7(d))
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X

- Definition

Amount of reserve for write-down of a mortgage loan on real estate.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 948
-SubTopic 310
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-Subparagraph (SX 210.12-29.7)
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
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X

- Definition

Amount of expense related to estimated loss from loan and lease transactions.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 225
-Section S99
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-Subparagraph (SX 210.9-04.11)
-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

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