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Loans Receivable And Allowance For Loan Losses: Schedule 1 of Troubled debt restructured loans (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Sep. 30, 2016
Financing Receivable, Modifications [Line Items]
Troubled debt restructured loan	$ 6,833	$ 8,160
Accruing
Financing Receivable, Modifications [Line Items]
Troubled debt restructured loan	6,429	7,629
Non-Accrual
Financing Receivable, Modifications [Line Items]
Troubled debt restructured loan	404	531
Mortgage loans, one-to-four family
Financing Receivable, Modifications [Line Items]
Troubled debt restructured loan	959	1,476
Mortgage loans, one-to-four family | Accruing
Financing Receivable, Modifications [Line Items]
Troubled debt restructured loan	959	1,350
Mortgage loans, one-to-four family | Non-Accrual
Financing Receivable, Modifications [Line Items]
Troubled debt restructured loan	0	126
Mortgage loans, commercial
Financing Receivable, Modifications [Line Items]
Troubled debt restructured loan	4,475	5,268
Mortgage loans, commercial | Accruing
Financing Receivable, Modifications [Line Items]
Troubled debt restructured loan	4,475	5,268
Mortgage loans, commercial | Non-Accrual
Financing Receivable, Modifications [Line Items]
Troubled debt restructured loan	0	0
Mortgage loans, land
Financing Receivable, Modifications [Line Items]
Troubled debt restructured loan	958	973
Mortgage loans, land | Accruing
Financing Receivable, Modifications [Line Items]
Troubled debt restructured loan	706	720
Mortgage loans, land | Non-Accrual
Financing Receivable, Modifications [Line Items]
Troubled debt restructured loan	252	253
Consumer loans, home equity and second mortgage
Financing Receivable, Modifications [Line Items]
Troubled debt restructured loan	441	443
Consumer loans, home equity and second mortgage | Accruing
Financing Receivable, Modifications [Line Items]
Troubled debt restructured loan	289	291
Consumer loans, home equity and second mortgage | Non-Accrual
Financing Receivable, Modifications [Line Items]
Troubled debt restructured loan	$ 152	$ 152

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+ References

No definition available.

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- 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=25495931&loc=d3e18845-111554

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Recorded Investment
-URI http://asc.fasb.org/extlink&oid=65880944

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