Loans Receivable - Allowance for Loan Losses by Portfolio Segment (Detail) (USD $)	3 Months Ended		9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	$ 15,140,258	$ 17,515,155	$ 16,052,865	$ 29,996,893
Provision for loan losses		2,016,000	2,050,000	5,482,000
Charge-offs	(623,260)	(2,926,752)	(3,801,693)	(19,130,789)
Recoveries	403,234	309,308	619,060	565,607
Ending balance	14,920,232	16,913,711	14,920,232	16,913,711
1-4 Family Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	5,317,890	5,904,130	5,765,276	8,841,454
Provision for loan losses	(309,323)	1,056,747	1,367,501	2,807,565
Charge-offs	(295,612)	(1,594,690)	(2,472,683)	(6,323,123)
Recoveries	376,185	44,771	429,046	85,062
Ending balance	5,089,140	5,410,958	5,089,140	5,410,958
1-4 Family Construction [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	324,143	530,508	305,312	1,266,740
Provision for loan losses	505,486	(4,424)	560,276	217,262
Charge-offs	(58,692)	(123,687)	(104,651)	(1,081,605)
Recoveries			10,000
Ending balance	770,937	402,397	770,937	402,397
Multi-Family [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	1,653,155	1,240,126	1,903,138	1,767,336
Provision for loan losses	(238,170)	165,112	117,211	243,392
Charge-offs			(605,364)	(605,490)
Recoveries	11,389		11,389
Ending balance	1,426,374	1,405,238	1,426,374	1,405,238
Commercial Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	5,331,524	5,511,013	5,084,179	8,458,942
Provision for loan losses	177,990	(512,507)	626,011	(315,396)
Charge-offs	(200,142)	(780,211)	(476,167)	(4,030,222)
Recoveries	4,176	16,328	79,525	121,299
Ending balance	5,313,548	4,234,623	5,313,548	4,234,623
Commercial and Industrial Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	1,086,132	1,560,023	928,043	1,663,894
Provision for loan losses	423,095	(914,177)	615,216	(533,952)
Charge-offs		(3,088)	(40,936)	(540,870)
Recoveries	1,998	238,209	8,902	291,895
Ending balance	1,511,225	880,967	1,511,225	880,967
Land Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	1,416,605	2,373,755	2,057,301	7,891,305
Provision for loan losses	(549,199)	2,377,974	(1,240,287)	2,927,476
Charge-offs	(68,814)	(425,076)	(88,892)	(6,549,479)
Recoveries	9,486	10,000	79,956	67,351
Ending balance	808,078	4,336,653	808,078	4,336,653
Consumer Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	10,809	395,600	9,616	107,222
Provision for loan losses	(9,879)	(152,725)	4,072	135,653
Charge-offs			(13,000)
Recoveries			242
Ending balance	$ 930	$ 242,875	$ 930	$ 242,875