Securities - Additional Information (Detail) (USD $)	12 Months Ended
Jun. 30, 2012 Year	Jun. 30, 2011
Schedule of Available-for-sale Securities [Line Items]
Investments maturities	10
Realized gross gain		$ 1,232,112
Held To Maturity
Schedule of Available-for-sale Securities [Line Items]
Amortized cost		29,871,145
Realized gross gain		$ 1,232,112

Net gain (loss) resulting from the sales of securitized, pay-through debt securities collateralized by real estate mortgage loans (mortgages).

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 210.9-04.13(h))

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

Name:	us-gaap_GainLossOnSalesOfMortgageBackedSecuritiesMBS
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration