Note 4 - Loans and Allowance for Loan Losses (Detail) - Classes of Loans by Aging (USD $)	Mar. 31, 2013	Dec. 31, 2012
Total Loans Receivable	$ 460,123,960	$ 474,408,734
One to Four Family Units [Member] | Past Due Loans (Member)
Loans 30-59 Days Past Due	143,000	52,000
Loans 60-89 Days Past Due	62,000	4,000
Loans Greater Than 90 Days Past Due	299,000
Total Loans Past Due	504,000	56,000
Total Current Loans	97,250,000	99,326,000
Total Loans Receivable	97,754,000	99,382,000
One to Four Family Units [Member]
Total Loans Receivable	97,753,551	99,381,934
Multi-Family Units [Member] | Past Due Loans (Member)
Total Current Loans	46,505,000	46,405,000
Total Loans Receivable	46,505,000	46,405,000
Multi-Family Units [Member]
Total Loans Receivable	46,505,351	46,405,034
Real Estate Construction [Member] | Past Due Loans (Member)
Loans 30-59 Days Past Due		22,000
Loans 60-89 Days Past Due		28,000
Loans Greater Than 90 Days Past Due	216,000	640,000
Total Loans Past Due	216,000	690,000
Total Current Loans	51,648,000	48,227,000
Total Loans Receivable	51,864,000	48,917,000
Real Estate Construction [Member]
Total Loans Receivable	51,863,948	48,917,296
Real Estate Commercial [Member] | Past Due Loans (Member)
Loans 60-89 Days Past Due		352,000
Total Loans Past Due		352,000
Total Current Loans	154,733,000	167,409,000
Total Loans Receivable	154,733,000	167,761,000
Real Estate Commercial [Member]
Total Loans Receivable	154,733,461	167,760,850
Commercial Loans [Member] | Past Due Loans (Member)
Loans 30-59 Days Past Due	1,708,000	10,000
Loans 60-89 Days Past Due	187,000	610,000
Loans Greater Than 90 Days Past Due	370,000	785,000
Total Loans Past Due	2,265,000	1,405,000
Total Current Loans	89,006,000	93,822,000
Total Loans Receivable	91,271,000	95,227,000
Commercial Loans [Member]
Total Loans Receivable	91,270,559	95,226,762
Consumer and Other Loans [Member] | Past Due Loans (Member)
Loans 30-59 Days Past Due	103,000	57,000
Loans 60-89 Days Past Due	12,000
Total Loans Past Due	115,000	57,000
Total Current Loans	17,882,000	16,660,000
Total Loans Receivable	17,997,000	16,717,000
Consumer and Other Loans [Member]
Total Loans Receivable	17,997,090	16,716,858
Total [Member] | Past Due Loans (Member)
Loans 30-59 Days Past Due	1,954,000	141,000
Loans 60-89 Days Past Due	261,000	994,000
Loans Greater Than 90 Days Past Due	885,000	1,425,000
Total Loans Past Due	3,100,000	2,560,000
Total Current Loans	457,024,000	471,849,000
Total Loans Receivable	$ 460,124,000	$ 474,409,000