Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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Note 8 - Loans and Allowance for Credit Losses - Carrying Amount of Loans Acquired in Twin Oaks Merger (Details) - USD ($)	Sep. 30, 2016	Jun. 30, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Dec. 31, 2014
Residential Portfolio Segment [Member] \| One- to Four-family Loan [Member] \| Twin Oaks [Member]
Gross loans	$ 18,792,141		$ 20,752,355
Residential Portfolio Segment [Member] \| One- to Four-family Loan [Member]
Gross loans	102,562,294		99,254,737
Less: Allowance for loan losses	(1,563,721)	$ (1,574,598)	(1,727,582)	$ (1,706,212)	$ (1,986,275)	$ (1,812,448)
Residential Portfolio Segment [Member] \| Multi-family Loans [Member] \| Twin Oaks [Member]
Gross loans	274,018		294,020
Residential Portfolio Segment [Member] \| Multi-family Loans [Member]
Gross loans	4,259,956		3,969,207
Less: Allowance for loan losses	(39,381)	(167,485)	(142,237)	(167,171)	(143,970)	(121,918)
Residential Portfolio Segment [Member] \| Twin Oaks [Member]
Gross loans	19,066,159		21,046,375
Residential Portfolio Segment [Member]
Gross loans	106,822,250		103,223,944
Nonresidential Real Estate Portfolio Segment [Member] \| Twin Oaks [Member]
Gross loans	2,580,186		2,685,987
Nonresidential Real Estate Portfolio Segment [Member]
Gross loans	22,727,775		20,177,322
Less: Allowance for loan losses	(373,568)	(275,347)	(198,340)	(292,136)	(243,010)	(245,098)
Commercial Portfolio Segment [Member] \| Twin Oaks [Member]
Gross loans	840,174		852,077
Commercial Portfolio Segment [Member]
Gross loans	13,058,919		12,069,815
Less: Allowance for loan losses	(75,170)	(53,256)	(51,306)	(45,427)	(32,650)	(35,947)
Consumer Portfolio Segment [Member] \| Twin Oaks [Member]
Gross loans	241,921		541,174
Consumer Portfolio Segment [Member]
Gross loans	2,691,540		1,651,371
Less: Allowance for loan losses	(84,652)	(60,491)	(37,187)	(35,921)	(29,199)	(10,804)
Non-mortgage Loans [Member] \| Twin Oaks [Member]
Gross loans	3,662,281		4,079,238
Non-mortgage Loans [Member]
Gross loans	50,429,844		39,110,263
Twin Oaks [Member]
Gross loans	22,728,440		25,125,613
Less: Allowance for loan losses	(100,000)		(85,000)
Loans, net	22,628,440		25,040,613
Gross loans	157,252,094		142,334,207
Less: Allowance for loan losses	(2,308,154)	$ (2,288,041)	(2,224,006)	$ (2,324,587)	$ (2,528,216)	$ (2,314,607)
Loans, net	$ 154,943,940		$ 140,110,201