Investment Securities (Tables)

12 Months Ended

Dec. 31, 2016

Schedule of Investments [Abstract]

Schedule of Securities Available for Sale Securities

Securities Available For Sale:

December 31, 2016	Amortized Cost		Unrealized Gains		Unrealized Losses		Estimated Fair Value
U.S. government treasury securities	$	977,967	$	0	$	15,817	$	962,150
U.S. government agency securities		41,117,402		697,811		830,316		40,984,897
State and municipal securities		6,537,093		25,170		109,666		6,452,597
Residential mortgage-backed securities		2,454,282		76,284		1,252		2,529,314
Corporate notes		2,497,016		27,944		795		2,524,165
Total debt securities AFS		53,583,760		827,209		957,846		53,453,123
Equity securities		112,380		0		0		112,380
Total securities AFS	$	53,696,140	$	827,209	$	957,846	$	53,565,503

December 31, 2015	Amortized Cost		Unrealized Gains		Unrealized Losses		Estimated Fair Value
U.S. government agency securities	$	42,074,712	$	782,567	$	214,957	$	42,642,322
State and municipal securities		2,573,844		33,840		0		2,607,684
Residential mortgage-backed securities		3,601,949		140,934		1,438		3,741,445
Corporate notes		2,496,320		0		23,360		2,472,960
Total debt securities AFS		50,746,825		957,341		239,755		51,464,411
Equity securities		12,000		0		0		12,000
Total securities AFS	$	50,758,825	$	957,341	$	239,755	$	51,476,411

Schedule of Securities Held to Maturity

Securities Held to Maturity:

December 31, 2016	Amortized Cost		Unrealized Gains		Unrealized Losses		Estimated Fair Value
State and municipal securities	$	50,435,624	$	508,109	$	117,077	$	50,826,656
Residential mortgage-backed securities		4,166,911		129,506		0		4,296,417
Total securities HTM	$	54,602,535	$	637,615	$	117,077	$	55,123,073

December 31, 2015	Amortized Cost		Unrealized Gains		Unrealized Losses		Estimated Fair Value
State and municipal securities	$	54,775,093	$	1,124,007	$	41,153	$	55,857,947
Residential mortgage-backed securities		6,113,711		227,041		0		6,340,752
Total securities HTM	$	60,888,804	$	1,351,048	$	41,153	$	62,198,699

Summary of Amortized Cost and Estimated Fair Value of Securities

The amortized cost and estimated fair value of securities at December 31, 2016 and 2015, by contractual maturity, are shown below. Expected maturities will differ from contractual maturities because borrowers may have the right to call or prepay obligations with or without penalties.

December 31, 2016
Available for Sale:	Amortized Cost		Estimated Fair Value
Amounts maturing in:
One year or less	$	0	$	0
After one through five years		10,130,179		10,303,973
After five through ten years		39,818,677		39,507,820
After ten years		3,634,904		3,641,330
Total debt securities AFS		53,583,760		53,453,123
Equity securities		112,380		112,380
Total securities AFS	$	53,696,140	$	53,565,503
Held to Maturity:		Amortized Cost		Estimated Fair Value
Amounts maturing in:
One year or less	$	7,939,740	$	7,941,397
After one through five years		26,537,314		26,786,525
After five through ten years		15,178,560		15,493,803
After ten years		4,946,921		4,901,348
Total securities HTM	$	54,602,535	$	55,123,073

December 31, 2015
Available for Sale:	Amortized Cost		Estimated Fair Value
Amounts maturing in:
One year or less	$	0	$	0
After one through five years		22,374,572		22,310,228
After five through ten years		22,553,504		23,222,962
After ten years		5,818,749		5,931,221
Total debt securities AFS		50,746,825		51,464,411
Equity securities		12,000		12,000
Total securities AFS	$	50,758,825	$	51,476,411
Held to Maturity:		Amortized Cost		Estimated Fair Value
Amounts maturing in:
One year or less	$	3,956,629	$	3,968,196
After one through five years		27,302,169		27,617,796
After five through ten years		21,412,080		22,253,863
After ten years		8,217,926		8,358,844
Total securities HTM	$	60,888,804	$	62,198,699

Schedule of Information Pertaining to Securities Gross Unrealized Losses by Investments

Information pertaining to securities with gross unrealized losses aggregated by investment category and length of time that individual securities have been in continuous loss position, follows:

December 31, 2016	Less Than Twelve Months				Twelve Months or More
	Gross Unrealized Losses		Fair Value		Gross Unrealized Losses		Fair Value
Securities Available for Sale
Temporarily impaired debt securities:
U.S. government treasury securities	$	15,817	$	962,150	$	0	$	0
U.S. government agency securities		830,316		19,330,575		0		0
State and municipal securities		109,666		4,676,685		0		0
Residential mortgage-backed securities		1,252		311,851		0		0
Corporate notes		0		0		795		499,205
Total debt securities available for sale	$	957,051	$	25,281,261	$	795	$	499,205
Securities Held to Maturity
Temporarily impaired debt securities:
State and municipal securities	$	117,077	$	16,162,203	$	0	$	0
Residential mortgage-backed securities		0		0		0		0
Total securities held to maturity	$	117,077	$	16,162,203	$	0	$	0

December 31, 2015	Less Than Twelve Months				Twelve Months or More
	Gross Unrealized Losses		Fair Value		Gross Unrealized Losses		Fair Value
Securities Available for Sale
Temporarily impaired debt securities:
U.S. government agency securities	$	73,907	$	11,885,323	$	141,050	$	5,858,950
State and municipal securities		0		0		0		0
Residential mortgage-backed securities		1,438		441,997		0		0
Corporate notes		22,360		1,973,960		1,000		499,000
Total debt securities available for sale	$	97,705	$	14,301,280	$	142,050	$	6,357,950
Securities Held to Maturity
Temporarily impaired debt securities:
State and municipal securities	$	26,435	$	7,250,634	$	14,718	$	994,476
Residential mortgage-backed securities		0		0		0		0
Total securities held to maturity	$	26,435	$	7,250,634	$	14,718	$	994,476