Note 7 - Investment Securities (Tables)

9 Months Ended

Sep. 30, 2016

Notes Tables

Summary of Investment Holdings, Schedule of Investments [Table Text Block]

			Gross		Gross
	Amortized		Unrealized		Unrealized		Fair
	Cost		Gains		Losses		Value
September 30, 2016:
Available for Sale
State and municipal securities	$	18,299,408	$	714,188	$	-	$	19,013,596
Residential mortgage-backed securities		24,763,845		459,902		87,804		25,135,943
	$	43,063,253	$	1,174,090	$	87,804	$	44,149,539
December 31, 2015:
Available for Sale
State and municipal securities	$	18,733,573	$	525,089	$	21,454	$	19,237,208
Residential mortgage-backed securities		27,532,067		365,558		149,926		27,747,699
	$	46,265,640	$	890,647	$	171,380	$	46,984,907

Investments Classified by Contractual Maturity Date [Table Text Block]

	Securities Available for Sale
	Amortized		Fair
	Cost		Value
Due in three months or less	$	-	$	-
Due after three months through one year		336,717		341,164
Due after one year through five years		3,537,316		3,652,423
Due after five years through ten years		5,514,468		5,740,590
Due after ten years		8,910,907		9,279,419
Residential mortgage-backed securities		24,763,845		25,135,943
	$	43,063,253	$	44,149,539

Schedule of Unrealized Loss on Investments [Table Text Block]

	Less than 12 Months				12 Months or More				Total
	Fair		Unrealized		Fair		Unrealized		Fair		Unrealized
	Value		Losses		Value		Losses		Value		Losses
September 30, 2016
Securities Available for Sale
State and municipal securities	$	-	$	-	$	-	$	-	$	-	$	-
Residential mortgage-backed securities		1,837,258		7,778		5,758,660		80,026		7,595,918		87,804
	$	1,837,258	$	7,778	$	5,758,660	$	80,026	$	7,595,918	$	87,804
December 31, 2015
Securities Available for Sale
State and municipal securities	$	169,601	$	101	$	436,067	$	21,353	$	605,668	$	21,454
Residential mortgage-backed securities		10,468,746		120,218		1,247,527		29,708		11,716,273		149,926
	$	10,638,347	$	120,319	$	1,683,594	$	51,061	$	12,321,941	$	171,380