Loans Receivable - Loans Individually Evaluated for Impairment by Class of Loan (Detail) (USD $)	3 Months Ended		9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012	Jun. 30, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method	$ 90,954	$ 181,091	$ 332,730	$ 338,327
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method	32,906	142,746	101,022	192,813
Total loans evaluated for impairment	123,860	323,837	433,752	531,140
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method	90,954	181,091	332,730	338,327
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method	32,906	142,746	101,022	192,813
Total loans evaluated for impairment	123,860	323,837	433,752	531,140
Impaired Financing Receivable With No Related Allowance Average Recorded Investment	26,951,044	34,749,213	28,123,069	30,574,332
Impaired Financing Receivable With Related Allowance Average Recorded Investment	2,653,355	6,714,093	3,448,421	23,137,240
Total loans evaluated for impairment	29,604,399	41,463,306	31,571,490	53,711,572
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance	801,568	1,737,595	801,568	1,737,595	1,418,334
Total loans evaluated for impairment	801,568	1,737,595	801,568	1,737,595	1,418,334
Impaired Financing Receivable With No Related Allowance Recorded Investment	26,423,852	29,908,843	26,423,852	29,908,843	30,362,205
Impaired Financing Receivable With Related Allowance Recorded Investment	2,651,187	7,132,074	2,651,187	7,132,074	4,216,258
Total loans evaluated for impairment	29,075,039	37,040,917	29,075,039	37,040,917	34,578,463
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance	33,595,539	39,474,308	33,595,539	39,474,308	40,110,745
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance	2,654,095	7,140,836	2,654,095	7,140,836	4,221,075
Total loans evaluated for impairment	36,249,634	46,615,144	36,249,634	46,615,144	44,331,820
Commercial and Industrial Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method	36	249	133	249
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method	3,891		11,789	18,550
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method	36	249	133	249
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method	3,891		11,789	18,550
Impaired Financing Receivable With No Related Allowance Average Recorded Investment	186,689	3,174,153	263,271	2,615,647
Impaired Financing Receivable With Related Allowance Average Recorded Investment	300,528	1,022,144	300,522	1,739,194
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance	300,860	306,780	300,860	306,780	300,860
Impaired Financing Receivable With No Related Allowance Recorded Investment	172,059	962,480	172,059	962,480	439,781
Impaired Financing Receivable With Related Allowance Recorded Investment	300,530	344,586	300,530	344,586	300,517
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance	528,149	1,319,446	528,149	1,319,446	801,075
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance	300,860	345,009	300,860	345,009	300,860
Consumer Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method
Impaired Financing Receivable With No Related Allowance Average Recorded Investment
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance
Impaired Financing Receivable With No Related Allowance Recorded Investment
Impaired Financing Receivable With Related Allowance Recorded Investment
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance
Owner Occupied [Member] | 1-4 Family Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method	17,734		59,529	80,206
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method	1,283	3,297	3,105	4,016
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method	17,734		59,529	80,206
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method	1,283	3,297	3,105	4,016
Impaired Financing Receivable With No Related Allowance Average Recorded Investment	5,375,297	4,994,570	5,374,309	5,800,153
Impaired Financing Receivable With Related Allowance Average Recorded Investment	227,729	123,495	229,682	640,788
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance	39,981	14,685	39,981	14,685	39,981
Impaired Financing Receivable With No Related Allowance Recorded Investment	5,415,419	5,867,587	5,415,419	5,867,587	5,671,079
Impaired Financing Receivable With Related Allowance Recorded Investment	226,371	246,990	226,371	246,990	232,485
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance	6,139,539	6,679,205	6,139,539	6,679,205	6,380,803
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance	226,619	247,293	226,619	247,293	232,751
Non-Owner Occupied [Member] | 1-4 Family Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method	3,346	2,129	14,566	32,083
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method	900	4,082	3,503	8,933
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method	3,346	2,129	14,566	32,083
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method	900	4,082	3,503	8,933
Impaired Financing Receivable With No Related Allowance Average Recorded Investment	2,037,977	4,358,867	2,164,909	3,178,448
Impaired Financing Receivable With Related Allowance Average Recorded Investment	114,982	118,518	115,880	2,433,254
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance	8,286	8,286	8,286	8,286	8,286
Impaired Financing Receivable With No Related Allowance Recorded Investment	2,210,057	2,745,187	2,210,057	2,745,187	2,453,581
Impaired Financing Receivable With Related Allowance Recorded Investment	114,529	118,098	114,529	118,098	117,226
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance	3,337,867	4,860,622	3,337,867	4,860,622	4,597,708
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance	114,655	118,243	114,655	118,243	117,360
Second Mortgage [Member] | 1-4 Family Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method	1,897	7,626	5,794	14,328
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method	1,897	7,626	5,794	14,328
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method
Impaired Financing Receivable With No Related Allowance Average Recorded Investment	827,006	1,375,641	1,006,720	1,327,467
Impaired Financing Receivable With Related Allowance Average Recorded Investment			123,337	180,733
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance					14,685
Impaired Financing Receivable With No Related Allowance Recorded Investment	716,091	1,241,837	716,091	1,241,837	1,230,284
Impaired Financing Receivable With Related Allowance Recorded Investment					247,011
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance	933,822	1,291,641	933,822	1,291,641	1,455,914
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance					247,293
Second Mortgage [Member] | Multi-Family [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method
Impaired Financing Receivable With Related Allowance Average Recorded Investment
Impaired Financing Receivable With No Related Allowance
Impaired Financing Receivable Related Allowance
Impaired Financing Receivable With No Related Allowance Recorded Investment
Impaired Financing Receivable With Related Allowance Recorded Investment
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance
Second Mortgage [Member] | Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method				1,660
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method				1,660
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method
Impaired Financing Receivable With No Related Allowance Average Recorded Investment		99,530		335,025
Impaired Financing Receivable With Related Allowance Average Recorded Investment				34,220
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance
Impaired Financing Receivable With No Related Allowance Recorded Investment		65,746		65,746
Impaired Financing Receivable With Related Allowance Recorded Investment
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance		137,105		137,105
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance
Home Equity Loans [Member] | 1-4 Family Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method			2,616
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method			2,616
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method
Impaired Financing Receivable With No Related Allowance Average Recorded Investment	2,137,567	1,375,225	1,964,249	1,121,372
Impaired Financing Receivable With Related Allowance Average Recorded Investment		1,648,394	464,376	1,973,233
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance		469,147		469,147	299,759
Impaired Financing Receivable With No Related Allowance Recorded Investment	2,157,360	1,820,596	2,157,360	1,820,596	1,832,595
Impaired Financing Receivable With Related Allowance Recorded Investment		1,116,025		1,116,025	894,852
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance	2,519,720	1,822,833	2,519,720	1,822,833	1,834,685
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance		1,117,396		1,117,396	895,875
Home Equity Investment Lines of Credit [Member] | 1-4 Family Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method			375
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method			375
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method
Impaired Financing Receivable With No Related Allowance Average Recorded Investment	333,664	176,128	245,303	198,887
Impaired Financing Receivable With Related Allowance Average Recorded Investment		564,533	201,315	454,845
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance		414,197		414,197	302,322
Impaired Financing Receivable With No Related Allowance Recorded Investment	331,810	156,929	331,810	156,929	156,943
Impaired Financing Receivable With Related Allowance Recorded Investment		537,242		537,242	407,293
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance	508,328	157,121	508,328	157,121	157,120
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance		537,903		537,903	407,757
Construction Models/Speculative [Member] | 1-4 Family Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method	3,079		22,743
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method	3,079		22,743
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method
Impaired Financing Receivable With No Related Allowance Average Recorded Investment	211,406	684,261	271,486	430,507
Impaired Financing Receivable With Related Allowance Average Recorded Investment		262,794	131,441	1,550,474
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance		101,716		101,716	101,716
Impaired Financing Receivable With No Related Allowance Recorded Investment	115,943	439,050	115,943	439,050	354,986
Impaired Financing Receivable With Related Allowance Recorded Investment		525,718		525,718	525,762
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance	121,505	926,542	121,505	926,542	678,779
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance		526,363		526,363	526,363
Multi-Family Loans [Member] | Multi-Family [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method		21,239		21,239
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method		21,239		21,239
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method
Impaired Financing Receivable With No Related Allowance Average Recorded Investment	783,972	637,704	622,607	931,248
Impaired Financing Receivable With Related Allowance Average Recorded Investment				184,106
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance
Impaired Financing Receivable With No Related Allowance Recorded Investment	777,825	636,509	777,825	636,509	622,228
Impaired Financing Receivable With Related Allowance Recorded Investment
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance	780,073	1,006,573	780,073	1,006,573	635,053
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance
Commercial [Member] | Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method	43,428	105,706	144,363	132,425
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method	17,981	95,788	55,711	140,285
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method	43,428	105,706	144,363	132,425
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method	17,981	95,788	55,711	140,285
Impaired Financing Receivable With No Related Allowance Average Recorded Investment	7,456,062	7,739,436	8,359,503	7,291,011
Impaired Financing Receivable With Related Allowance Average Recorded Investment	1,355,705	2,354,692	1,355,676	5,607,978
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance	98,725	170,784	98,725	170,784	98,725
Impaired Financing Receivable With No Related Allowance Recorded Investment	7,148,478	7,127,059	7,148,478	7,127,059	9,286,679
Impaired Financing Receivable With Related Allowance Recorded Investment	1,355,715	4,107,250	1,355,715	4,107,250	1,355,653
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance	7,435,182	7,933,276	7,435,182	7,933,276	10,902,253
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance	1,357,202	4,112,297	1,357,202	4,112,297	1,357,202
Lines of Credit [Member] | Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method		24,457		24,457
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method		24,457		24,457
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method
Impaired Financing Receivable With No Related Allowance Average Recorded Investment	1,530,508	3,210,192	1,072,689	2,984,380
Impaired Financing Receivable With Related Allowance Average Recorded Investment		97,709		48,854
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance
Impaired Financing Receivable With No Related Allowance Recorded Investment	1,481,868	1,776,273	1,481,868	1,776,273	616,536
Impaired Financing Receivable With Related Allowance Recorded Investment
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance	1,579,652	1,778,456	1,579,652	1,778,456	617,240
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance
Construction [Member] | 1-4 Family Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method				2,197
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method	6,843	21,029	20,855	21,029
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method				2,197
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method	6,843	21,029	20,855	21,029
Impaired Financing Receivable With No Related Allowance Average Recorded Investment		105,146		52,573
Impaired Financing Receivable With Related Allowance Average Recorded Investment	520,788	262,859	391,833	131,429
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance	101,716		101,716
Impaired Financing Receivable With No Related Allowance Recorded Investment		210,293		210,293
Impaired Financing Receivable With Related Allowance Recorded Investment	520,792		520,792
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance		282,542		282,542
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance	521,363		521,363
Construction [Member] | Multi-Family [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance
Impaired Financing Receivable Related Allowance
Impaired Financing Receivable With No Related Allowance Recorded Investment
Impaired Financing Receivable With Related Allowance Recorded Investment
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance
Construction [Member] | Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method			22,908
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method		18,550
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method			22,908
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method		18,550
Impaired Financing Receivable With No Related Allowance Average Recorded Investment	643,894	643,689	643,877	506,536
Impaired Financing Receivable With Related Allowance Average Recorded Investment				1,573,306
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance
Impaired Financing Receivable With No Related Allowance Recorded Investment	643,900	643,791	643,900	643,791	643,863
Impaired Financing Receivable With Related Allowance Recorded Investment
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance	828,491	828,491	828,491	828,491	828,490
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance
Lot Loans [Member] | Land Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method	8,806	2,230	30,765	3,658
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method	2,008		6,059
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method	8,806	2,230	30,765	3,658
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method	2,008		6,059
Impaired Financing Receivable With No Related Allowance Average Recorded Investment	3,182,545	3,400,448	3,574,445	2,276,751
Impaired Financing Receivable With Related Allowance Average Recorded Investment	133,623	258,955	134,359	1,671,631
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance	252,000	252,000	252,000	252,000	252,000
Impaired Financing Receivable With No Related Allowance Recorded Investment	3,104,287	3,590,810	3,104,287	3,590,810	3,678,550
Impaired Financing Receivable With Related Allowance Recorded Investment	133,250	136,165	133,250	136,165	135,459
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance	4,080,598	5,068,194	4,080,598	5,068,194	5,235,050
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance	133,396	136,332	133,396	136,332	135,614
Acquisition and Development Loans [Member] | Land Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method	12,628	17,455	28,938	25,825
Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method
Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method	12,628	17,455	28,938	25,825
Impaired Financing Receivable With Related Allowance Interest Income Accrual Method
Impaired Financing Receivable With No Related Allowance Average Recorded Investment	2,244,457	2,774,223	2,559,701	1,524,327
Impaired Financing Receivable With Related Allowance Average Recorded Investment				4,913,195
Impaired Financing Receivable With No Related Allowance		0		0
Impaired Financing Receivable Related Allowance
Impaired Financing Receivable With No Related Allowance Recorded Investment	2,148,755	2,624,696	2,148,755	2,624,696	3,375,100
Impaired Financing Receivable With Related Allowance Recorded Investment
Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance	4,802,613	5,382,261	4,802,613	5,382,261	5,986,575
Impaired Financing Receivable With Related Allowance Unpaid Principal Balance