LOAN PORTFOLIO COMPOSITION - Composition of Loan Portfolio (Details) - USD ($)	Mar. 31, 2017	Dec. 31, 2016	Mar. 31, 2016
Accounts Notes And Loans Receivable [Line Items]
Total loans receivable	$ 181,603,342	$ 187,477,065	$ 191,652,207
Less: Net deferred loan fees	20,216	21,667
Less: Allowance for loan losses	3,035,408	3,007,395
Total loans receivable, net	$ 178,547,718	$ 184,448,003
Total loans receivable, percentage	101.70%	101.60%
Less: Net deferred loan fees, percentage	0.00%	0.00%
Less: Allowance for loan losses, percentage	1.70%	1.60%
Total loans receivable, net, percentage	100.00%	100.00%
Real estate loans
Accounts Notes And Loans Receivable [Line Items]
Total loans receivable	$ 133,938,756	$ 136,666,343
Total loans receivable, percentage	75.00%	74.10%
Real estate loans \| One-to-four family residential
Accounts Notes And Loans Receivable [Line Items]
Total loans receivable	$ 45,367,530	$ 45,311,103	47,145,148
Total loans receivable, percentage	25.40%	24.60%
Real estate loans \| Commercial
Accounts Notes And Loans Receivable [Line Items]
Total loans receivable	$ 38,872,870	$ 41,477,480	42,066,787
Total loans receivable, percentage	21.80%	22.50%
Real estate loans \| Agricultural
Accounts Notes And Loans Receivable [Line Items]
Total loans receivable	$ 38,665,494	$ 38,271,758	41,214,973
Total loans receivable, percentage	21.60%	20.70%
Real estate loans \| Home equity
Accounts Notes And Loans Receivable [Line Items]
Total loans receivable	$ 11,032,862	$ 11,606,002	11,197,637
Total loans receivable, percentage	6.20%	6.30%
Commercial loans
Accounts Notes And Loans Receivable [Line Items]
Total loans receivable	$ 21,302,516	$ 21,617,744	22,032,482
Total loans receivable, percentage	11.90%	11.70%
Agricultural loans
Accounts Notes And Loans Receivable [Line Items]
Total loans receivable	$ 11,171,580	$ 14,649,622	14,611,902
Total loans receivable, percentage	6.30%	7.90%
Consumer loans
Accounts Notes And Loans Receivable [Line Items]
Total loans receivable	$ 15,190,490	$ 14,543,356	$ 13,383,278
Total loans receivable, percentage	8.50%	7.90%

The allowance for loan losses as a percentage of total loans.

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Percentage Of Loan Portfolio

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Percentage of Loan Portfolio, Total Loan Receivable, Net

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Net deferred loan fees as a percentage of total loans.

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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.

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Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

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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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