Federal Income Taxes - Net Tax Effects of Temporary Differences That Give Rise to Significant Portions of Deferred Tax Assets and Liabilities (Detail) (USD $)	Jun. 30, 2013	Jun. 30, 2012
Income Tax Disclosure [Abstract]
Loan loss reserves	$ 6,751,513	$ 7,314,023
Deferred compensation	225,878	179,258
Deferred loan fees, net	50,375	123,361
Unrealized gains on loans and securities held for sale	320,140	108,246
Net operating loss carryforward	2,958,959	5,532,746
Other	230,837	93,425
Total gross deferred tax assets	10,537,702	13,351,059
FHLB stock dividend	(2,041,343)	(2,041,343)
Originated mortgage servicing asset	(2,454,231)	(2,334,894)
Fixed assets	(297,859)	(293,669)
Prepaid franchise tax	(111,228)	(122,767)
Debt discharge income deferral	(2,788,000)	(2,788,000)
Other	(698,467)	(982,187)
Total gross deferred tax liabilities	(8,391,128)	(8,562,860)
Deferred tax asset before valuation allowance	2,146,574	4,788,199
Deferred tax valuation allowance	0	(4,788,199)
Total net deferred tax asset	$ 2,146,574