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Summary Of Significant Accounting Policies Summary of Significant Accounting Policies: Cash (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013
Restricted Cash and Cash Equivalents Items [Line Items]
Interest-bearing deposits in Federal Reserve Bank	$ 78,275	$ 60,536
Preferred Stock
Restricted Cash and Cash Equivalents Items [Line Items]
Preferred stock, dividend rate (percent)	5.00%	5.00%	5.00%
Interest-bearing deposits
Restricted Cash and Cash Equivalents Items [Line Items]
Interest-bearing deposits in Federal Reserve Bank	$ 70,975	$ 55,445

X

- Definition

For banks and other depository institutions (including Federal Reserve Banks, if applicable): Interest-bearing deposits in other financial institutions for relatively short periods of time including, for example, certificates of deposits, which are presented separately from cash on the balance sheet.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 942



-SubTopic 210



-Section S99



-Paragraph 1



-Subparagraph (SX 210.9-03.2)



-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878



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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 942



-SubTopic 210



-Section 45



-Paragraph 4



-URI http://asc.fasb.org/extlink&oid=6476743&loc=d3e59706-112781



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



-Publisher SEC



-Name Regulation S-X (SX)



-Number 210



-Section 03



-Paragraph 2



-Article 9

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- Definition

The percentage rate used to calculate dividend payments on preferred stock.

+ References

No definition available.

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- 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.

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