LOAN PORTFOLIO COMPOSITION - Recorded Balance at Original Cost of Troubled Debt Restructurings (Details 5) - Loans Receivable - USD ($)	Mar. 31, 2016	Dec. 31, 2015
Accounts Notes And Loans Receivable [Line Items]
Troubled debt restructurings, original cost	$ 2,615,923	$ 2,609,454
Real estate loans | One-to-four family residential
Accounts Notes And Loans Receivable [Line Items]
Troubled debt restructurings, original cost	778,929	723,421
Real estate loans | Commercial real estate
Accounts Notes And Loans Receivable [Line Items]
Troubled debt restructurings, original cost	$ 1,675,565	$ 1,708,013
Real estate loans | Agricultural real estate
Accounts Notes And Loans Receivable [Line Items]
Troubled debt restructurings, original cost
Real estate loans | Home equity
Accounts Notes And Loans Receivable [Line Items]
Troubled debt restructurings, original cost	$ 9,344	$ 10,897
Commercial loans
Accounts Notes And Loans Receivable [Line Items]
Troubled debt restructurings, original cost	$ 48,154	$ 57,783
Agricultural loans
Accounts Notes And Loans Receivable [Line Items]
Troubled debt restructurings, original cost
Consumer loans
Accounts Notes And Loans Receivable [Line Items]
Troubled debt restructurings, original cost	$ 103,931	$ 109,340