Securities Available for Sale - Securities Available for Sale in Continuous Unrealized Loss Position for Greater Than 12 Months (Details) (USD $)	Mar. 31, 2015	Sep. 30, 2014
Available For Sale Securities Continuous Unrealized Loss Position [Line Items]
Amortized cost	$ 24,558,510	$ 100,313,151
Gross unrealized losses	(389,033)	(2,133,379)
Estimated fair value	24,169,477	98,179,772
Mortgage-backed securities: FHLMC certificates
Available For Sale Securities Continuous Unrealized Loss Position [Line Items]
Amortized cost		18,849,864
Gross unrealized losses		(370,420)
Estimated fair value		18,479,444
Mortgage-backed securities: FNMA certificates
Available For Sale Securities Continuous Unrealized Loss Position [Line Items]
Amortized cost	22,009,642	77,274,838
Gross unrealized losses	(274,578)	(1,664,152)
Estimated fair value	21,735,064	75,610,686
Collateralized mortgage obligations: private-label mortgage securities
Available For Sale Securities Continuous Unrealized Loss Position [Line Items]
Amortized cost	2,548,868	4,188,449
Gross unrealized losses	(114,455)	(98,807)
Estimated fair value	$ 2,434,413	$ 4,089,642

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Available For Sale Securities, Continuous Unrealized Loss Position, Twelve Months Or Longer, Amortized Cost Basis

+ References

No definition available.

+ Details

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- Definition

Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for twelve months or longer.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 7

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 6

-Subparagraph (a)(2)

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563

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- Definition

This item represents the aggregate fair value of investments in debt and equity securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for twelve months or longer.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 7

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 6

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563

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