Deposits: Schedule of Interest Expense on Deposits (Details) - USD ($) $ in Thousands	12 Months Ended
Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013
Deposits [Abstract]
NOW checking	$ 450	$ 440	$ 463
Savings	53	46	55
Money market	274	246	246
Certificates of deposit	1,227	1,334	1,804
Total	$ 2,004	$ 2,066	$ 2,568

No definition available.

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- Definition

Interest expense incurred on demand deposit accounts that represent borrowings rather than outstanding drafts.

+ References

+ Details

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- Definition

Aggregate amount of interest expense on all deposits.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-04.6)

-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 6

-Article 9

+ Details

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- Definition

Interest expense incurred on all money market deposits.

+ References

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- Definition

Interest expense incurred on all savings account deposits.

+ References

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- Definition

The aggregate interest expense incurred on time deposits, including certificates of deposits, in domestic offices.

+ References

+ Details

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