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Regulatory Matters: Restrictions on Retained Earnings (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Sep. 30, 2014	Jun. 30, 1997
Regulatory Capital Requirements [Abstract]
Retained earnings	$ 80,133	$ 73,534	$ 23,866
Liquidation Account, Amount	$ 429

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The cumulative amount of the reporting entity's undistributed earnings or deficit.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 210



-SubTopic 10



-Section S99



-Paragraph 1



-Subparagraph (SX 210.5-02.31(a)(3))



-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



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



-Publisher SEC



-Name Regulation S-X (SX)



-Number 210



-Section 02



-Paragraph 31



-Article 5



Reference 3: http://www.xbrl.org/2003/role/presentationRef



-Publisher SEC



-Name Regulation S-X (SX)



-Number 210



-Section 04



-Article 3

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