LONG-TERM DEBT - FHLB Debt (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Schedule of Capitalization, Long-term Debt
Interest rate range, minimum		0.80%
Interest rate range, maximum		1.35%
Long-term debt	$ 3,651,000	$ 5,238,000
Prepayment penalties	0	0	$ 0
Carrying Amount
Schedule of Capitalization, Long-term Debt
Long-term debt	$ 3,651,000	5,238,000
FHLB Notes, Payable Through March 2029, Rates Ranging From 1.50% to 2.50%
Schedule of Capitalization, Long-term Debt
Interest rate range, minimum	1.50%
Interest rate range, maximum	2.50%
FHLB Notes	$ 3,651,000	5,238,000
Long-term debt	$ 2,151,000	2,237,000
FHLB Notes, Maturing From January 2016 to November 2017, Rates Ranging From 0.80% to 1.35%
Schedule of Capitalization, Long-term Debt
Long-term debt		$ 3,001,000
FHLB Notes, Maturing in November 2017, rate of 1.35%
Schedule of Capitalization, Long-term Debt
Interest rate	1.35%
Long-term debt	$ 1,500,000