Loans and Allowance for Loan Losses (Tables)

12 Months Ended

Dec. 31, 2016

Receivables [Abstract]

Schedule of classes of loans

	2016		2015
Mortgage loans on real estate
Residential 1-4 family	$	45,311,103	$	47,395,344
Commercial		41,477,480		40,381,680
Agricultural		38,271,758		41,223,190
Home equity		11,606,002		11,691,545
Total mortgage loans on real estate		136,666,343		140,691,759
Commercial loans		21,617,744		25,453,058
Agricultural		14,649,622		16,102,856
Consumer		14,543,356		13,741,093
		187,477,065		195,988,766
Less
Net deferred loan fees		21,667		29,293
Allowance for loan losses		3,007,395		2,919,594
Net loans	$	184,448,003	$	193,039,879

Schedule of allowance for loan losses and the recorded investment in loans based on portfolio segment and impairment method

	December 31, 2016
	1-4 Family			Commercial  Real Estate		Agricultural  Real Estate			Commercial			Agricultural		Home Equity		Consumer			Unallocated		Total
Allowance for loan losses:
Balance, beginning of year	$	829,604		$	917,526	$	201,918		$	386,620		$	163,346	$	149,253	$	169,381		$	101,946	$	2,919,594
Provision charged to expense		14,683			112,411		(10,559	)		(85,258	)		4,123		22,273		50,016			12,311		120,000
Losses charged off		(38,171	)		—		—			—			—		—		(43,777	)		—		(81,948	)
Recoveries		25,884			14,616		—			116			—		2,100		7,033			—		49,749
Balance, end of year	$	832,000		$	1,044,553	$	191,359		$	301,478		$	167,469	$	173,626	$	182,653		$	114,257	$	3,007,395
Ending balance:  individually evaluated for impairment	$	304,922		$	723,481	$	—		$	56,409		$	—	$	—	$	—		$	—	$	1,084,812
Ending balance:  collectively evaluated for impairment	$	527,078		$	321,072	$	191,359		$	245,069		$	167,469	$	173,626	$	182,653		$	114,257	$	1,922,583
Loans:
Ending balance	$	45,311,103		$	41,477,480	$	38,271,758		$	21,617,744		$	14,649,622	$	11,606,002	$	14,543,356		$	—	$	187,477,065
Ending balance:  individually evaluated for impairment	$	713,151		$	1,658,323	$	—		$	155,067		$	—	$	54,011	$	—		$	—	$	2,580,552
Ending balance:  collectively evaluated for impairment	$	44,597,952		$	39,819,157	$	38,271,758		$	21,462,677		$	14,649,622	$	11,551,991	$	14,543,356		$	—	$	184,896,513

	December 31, 2015
	1-4 Family			Commercial  Real Estate			Agricultural  Real Estate		Commercial			Agricultural		Home Equity			Consumer			Unallocated		Total
Allowance for loan losses:
Balance, beginning of year	$	999,260		$	855,463		$	195,546	$	421,809		$	57,934	$	205,577		$	167,319		$	53,356	$	2,956,264
Provision charged to expense		(10,386	)		29,238			6,372		(35,327	)		105,412		(53,188	)		49,289			48,590		140,000
Losses charged off		(199,392	)		(27,464	)		—		—			—		(13,724	)		(53,249	)		—		(293,829	)
Recoveries		40,122			60,289			—		138			—		10,588			6,022			—		117,159
Balance, end of year	$	829,604		$	917,526		$	201,918	$	386,620		$	163,346	$	149,253		$	169,381		$	101,946	$	2,919,594
Ending balance:  individually evaluated for impairment	$	176,079		$	487,205		$	—	$	127,458		$	—	$	9,922		$	—		$	—	$	800,664
Ending balance:  collectively evaluated for impairment	$	653,525		$	430,321		$	201,918	$	259,162		$	163,346	$	139,331		$	169,381		$	101,946	$	2,118,930
Loans:
Ending balance	$	47,395,344		$	40,381,680		$	41,223,190	$	25,453,058		$	16,102,856	$	11,691,545		$	13,741,093		$	—	$	195,988,766
Ending balance:  individually evaluated for impairment	$	658,734		$	1,598,530		$	839,546	$	277,628		$	406,950	$	58,340		$	428		$	—	$	3,840,156
Ending balance:  collectively evaluated for impairment	$	46,736,610		$	38,783,150		$	40,383,644	$	25,175,430		$	15,695,906	$	11,633,205		$	13,740,665		$	—	$	192,148,610

Schedule of credit risk profile of the Company's loan portfolio based on rating category and payment activity

	1-4 Family				Commercial Real Estate				Agricultural Real Estate				Commercial
	2016		2015		2016		2015		2016		2015		2016		2015
Pass	$	42,327,337	$	44,120,334	$	39,078,740	$	37,628,385	$	38,271,758	$	40,383,644	$	21,141,466	$	25,117,982
Special Mention		1,016,025		1,323,266		429,877		454,194		—		839,546		100,234		51,196
Substandard		1,967,741		1,951,744		1,968,863		2,299,101		—		—		376,044		283,880
Total	$	45,311,103	$	47,395,344	$	41,477,480	$	40,381,680	$	38,271,758	$	41,223,190	$	21,617,744	$	25,453,058

	Agricultural Business				Home Equity				Consumer
	2016		2015		2016		2015		2016		2015
Pass	$	13,845,865	$	15,110,606	$	10,790,377	$	11,324,889	$	14,361,125	$	13,501,477
Special Mention		803,757		992,250		70,983		68,044		10,575		52,656
Substandard		—		—		744,642		298,612		171,656		186,960
Total	$	14,649,622	$	16,102,856	$	11,606,002	$	11,691,545	$	14,543,356	$	13,741,093

Schedule of loan portfolio aging analysis

	December 31, 2016
	30-59 Days  Past Due		60-89 Days  Past Due		Greater Than  90 Days		Total Past  Due		Current		Total Loans  Receivable		Total Loans >  90 Days & Accruing
1-4 Family	$	237,783	$	136,340	$	544,425	$	918,548	$	44,392,555	$	45,311,103	$	—
Commercial real estate		—		16,273		—		16,273		41,461.207		41,477,480		—
Agricultural real estate		—		—		—		—		38,271,758		38,271,758		—
Commercial		—		41,474		13,309		54,783		21,562,961		21,617,744		—
Agricultural business		—		—		—		—		14,649,622		14,649,622		—
Home equity		151,482		—		—		151,482		11,454,520		11,606,002		—
Consumer		68,077		17,757		72,150		157,984		14,385,372		14,543,356		—
Total	$	457,342	$	211,844	$	629,884	$	1,299,070	$	186,177,995	$	187,477,065	$	—

	December 31, 2015
	30-59 Days Past Due		60-89 Days Past Due		Greater Than 90 Days		Total Past Due		Current		Total Loans Receivable		Total Loans > 90 Days &  Accruing
1-4 Family	$	345,169	$	77,588	$	623,055	$	1,045,812	$	46,349,532	$	47,395,344	$	—
Commercial real estate		—		—		766,840		766,840		39,614,840		40,381,680		—
Agricultural real estate		—		—		—		—		41,223,190		41,223,190		—
Commercial		—		—		—		—		25,453,058		25,453,058		—
Agricultural business		—		—		—		—		16,102,856		16,102,856		—
Home equity		22,122		66,305		69,515		157,942		11,533,603		11,691,545		—
Consumer		183,526		5,972		6,031		195,529		13,545,564		13,741,093		—
Total	$	550,817	$	149,865	$	1,465,441	$	2,166,123	$	193,822,643	$	195,988,766	$	—

Schedule of impaired loans

	December 31, 2016
	Recorded Balance		Unpaid Principal Balance		Specific Allowance		Average Investment in Impaired Loans		Interest  Income Recognized		Interest Income Recognized Cash Basis
Loans without a specific valuation allowance
1-4 Family	$	39,598	$	39,598	$	—	$	41,880	$	2,653	$	2,888
Commercial real estate		120,172		120,172		—		272,557		13,499		14,061
Commercial		61,483		61,483		—		87,359		4,332		4,419
Home equity		54,011		54,011		—		54,067		3,670		3,871
Loans with a specific valuation allowance
1-4 Family		673,553		673,553		304,922		719,834		41,323		34,208
Commercial real estate		1,538,151		1,538,151		723,481		1,572,203		68,918		64,878
Commercial		93,584		93,584		56,409		165,473		7,580		7,814
Total:
1-4 family		713,151		713,151		304,922		761,714		43,976		37,096
Commercial real estate		1,658,323		1,658,323		723,481		1,844,760		82,417		78,939
Commercial		155,067		155,067		56,409		252,832		11,912		12,233
Home equity		54,011		54,011		—		54,067		3,670		3,871
Total	$	2,580,552	$	2,580,552	$	1,084,812	$	2,913,373	$	141,975	$	132,139

	December 31, 2015
	Recorded Balance		Unpaid Principal Balance		Specific Allowance		Average Investment in Impaired Loans		Interest  Income Recognized		Interest Income Recognized Cash Basis
Loans without a specific valuation allowance
1-4 Family	$	111,166	$	111,166	$	—	$	211,346	$	12,248	$	12,042
Commercial real estate		516,560		516,560		—		663,640		34,155		34,586
Agricultural real estate		839,546		839,546		—		864,705		43,335		44,885
Commercial		80,172		80,172		—		83,509		634		150
Agricultural business		406,950		406,950		—		307,729		11,403		808
Home equity		48,418		48,418		—		43,342		3,333		3,331
Consumer		428		428		—		1,160		78		82
Loans with a specific valuation allowance
1-4 Family		547,568		547,568		176,079		568,790		32,908		25,352
Commercial real estate		1,081,970		1,081,970		487,205		1,118,044		67,505		47,864
Commercial		197,456		197,456		127,458		269,496		11,517		11,139
Home equity		9,922		9,922		9,922		9,982		810		722
Total:
1-4 family		658,734		658,734		176,079		780,136		45,156		37,394
Commercial real estate		1,598,530		1,598,530		487,205		1,781,684		101,660		82,450
Agricultural real estate		839,546		839,546		—		864,705		43,335		44,885
Commercial		277,628		277,628		127,458		353,005		12,151		11,289
Agricultural business		406,950		406,950		—		307,729		11,403		808
Home equity		58,340		58,340		9,922		53,324		4,143		4,053
Consumer		428		428		—		1,160		78		82
Total	$	3,840,156	$	3,840,156	$	800,664	$	4,141,743	$	217,926	$	180,961

Schedule of nonaccrual loans

	2016		2015
1-4 family	$	590,514	$	911,283
Commercial real estate		708,922		840,449
Agricultural real estate		—		—
Commercial		16,561		9,314
Agricultural business		—		—
Home equity		49,542		118,502
Consumer		164,472		141,605
Total	$	1,530,011	$	2,021,153

Schedule of recorded balance, at original cost, of troubled debt restructurings

	2016		2015
1-4 family	$	836,867	$	723,421
Commercial real estate		1,362,088		1,708,013
Agricultural real estate		—		—
Commercial		245,710		57,783
Agricultural business		—		—
Home equity		6,009		10,897
Consumer		81,880		109,340
Total	$	2,532,554	$	2,609,454

Schedule of recorded balance, at original cost, of troubled debt restructurings, which were performing according to the terms of the restructuring

	2016		2015
1-4 family	$	666,744	$	526,004
Commercial real estate		1,362,088		941,173
Agricultural real estate		—		—
Commercial		245,710		57,783
Agricultural business		—		—
Home equity		6,009		10,897
Consumer		57,540		86,255
Total	$	2,338,091	$	1,622,112

Schedule of loans modified as troubled debt restructurings

	Year Ended December 31, 2016				Year Ended December 31, 2015
	Number of Modifications		Recorded Investment		Number of Modifications		Recorded Investment
1-4 family		1	$	40,395		1	$	98,246
Commercial real estate		1		708,922		2		524,432
Agricultural real estate		—		—		—		—
Commercial		1		217,725		—		—
Agricultural business		—		—		—		—
Home equity		—		—		1		1,431
Consumer		—		—		5		76,691
Total		3	$	967,042		9	$	700,800