Note 2 - Securities (Tables)

12 Months Ended

Dec. 31, 2015

Note 2 - Securities (Tables) [Line Items]

Schedule of Available-for-sale Securities Reconciliation [Table Text Block]

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized (Losses)			Approximate Fair Value
As of December 31, 2015
Equity Securities	$	102,212	$	10,081	$	(12,776	)	$	99,517
Debt Securities:
U. S. government agencies		8,533,885		-		(137,101	)		8,396,784
Municipals		31,132,635		302,335		(85,808	)		31,349,162
Corporates		3,965,719		-		(152,019	)		3,813,700
Government sponsored mortgage-backed securities and SBA loan pools		54,643,681		13,764		(1,024,121	)		53,633,324
	$	98,378,132	$	326,180	$	(1,411,825	)	$	97,292,487

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized (Losses)			Approximate Fair Value
As of December 31, 2014
Equity Securities	$	102,212	$	16,121	$	(13,310	)	$	105,023
Debt Securities:
U. S. government agencies		10,528,055		-		(271,282	)		10,256,773
Municipals		15,474,316		185,747		(70,173	)		15,589,890
Government sponsored mortgage-backed securities and SBA loan pools		61,075,181		235,977		(794,859	)		60,516,299
	$	87,179,764	$	437,845	$	(1,149,624	)	$	86,467,985

Available-for-sale Securities [Table Text Block]

	Amortized Cost		Approximate Fair Value
Within 1 year	$	285,000	$	285,359
1-5 years		4,726,452		4,701,831
5-10 years		16,144,447		16,134,279
After ten years		22,476,340		22,438,177
Government sponsored mortgage-backed securities and SBA loan pools not due on a single maturity date		54,643,681		53,633,324
	$	98,275,920	$	97,192,970

Held-to-maturity Securities [Table Text Block]

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized (Losses)		Approximate Fair Value
As of December 31, 2015
Debt Securities:
Government sponsored mortgage-backed securities	$	43,099	$	836	$	-	$	43,935

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized (Losses)		Approximate Fair Value
As of December 31, 2014
Debt Securities:
Government sponsored mortgage-backed securities	$	60,993	$	1,626	$	-	$	62,619

Schedule of Unrealized Loss on Investments [Table Text Block]

	December 31, 2015
	Less than 12 Months					12 Months or More					Total
Description of Securities	Fair Value		Unrealized Losses			Fair Value		Unrealized Losses			Fair Value		Unrealized Losses
Equity Securities	$	-	$	-		$	35,151	$	(12,776	)	$	35,151	$	(12,776	)
U. S. government agencies		6,399,920		(83,965	)		1,996,864		(53,136	)		8,396,784		(137,101	)
Municipals		6,167,019		(70,266	)		715,410		(15,542	)		6,882,429		(85,808	)
Corporates		1,675,500		(79,708	)		2,138,200		(72,311	)		3,813,700		(152,019	)
Government sponsored mortgage-backed securities and SBA loan pools		33,072,102		(493,865	)		15,923,314		(530,256	)		48,995,416		(1,024,121	)
	$	47,314,541	$	(727,804	)	$	20,808,939	$	(684,021	)	$	68,123,480	$	(1,411,825	)

	December 31, 2014
	Less than 12 Months					12 Months or More					Total
Description of Securities	Fair Value		Unrealized Losses			Fair Value		Unrealized Losses			Fair Value		Unrealized Losses
Equity Securities	$	-	$	-		$	34,618	$	(13,310	)	$	34,618	$	(13,310	)
U. S. government agencies		-		-			10,256,773		(271,282	)		10,256,773		(271,282	)
Municipals		2,677,626		(7,692	)		5,859,560		(62,481	)		8,537,186		(70,173	)
Government sponsored mortgage-backed securities and SBA loan pools		12,703,301		(70,049	)		29,201,313		(724,810	)		41,904,614		(794,859	)
	$	15,380,927	$	(77,741	)	$	45,352,264	$	(1,071,883	)	$	60,733,191	$	(1,149,624	)

Held-to-maturity Securities [Member]

Note 2 - Securities (Tables) [Line Items]

Held-to-maturity Securities [Table Text Block]

	Amortized Cost		Approximate Fair Value
Government sponsored mortgage-backed securities not due on a single maturity date	$	43,099	$	43,935