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Loans Receivable (Troubled debt restructurings, Rolling Twelve Months) (Details) $ in Thousands	12 Months Ended
	Sep. 30, 2018 USD ($) number	Sep. 30, 2017 USD ($) number
Mortgage Loan [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | number	19	28
Recored Investment | $	$ 2,756	$ 2,663
Commercial Loan [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | number	2	8
Recored Investment | $	$ 281	$ 868
Consumer Loan [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | number	11	22
Recored Investment | $	$ 107	$ 248
Auto [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | number	0	0
Recored Investment | $	$ 0	$ 0

X

- Definition

[2012] Number of financing receivables that have been modified by troubled debt restructurings for the past twelve months.

+ References

No definition available.

+ Details

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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X

- Definition

The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=82895541&loc=d3e18845-111554

+ Details

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- Details

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