ALLOWANCE FOR LOAN LOSSES (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018
Balance, beginning of year	$ 5,336
Charge Offs	(112)		$ (1,470)
Recoveries	108		358
Provision for loan losses	135	$ 63	252
Balance, End of period	5,467		5,336
Commercial Real Estate [Member]
Balance, beginning of year	448
Charge Offs	(39)		(617)
Recoveries	44		84
Provision for loan losses	90		321
Balance, End of period	543		448
Agriculture [Member]
Balance, beginning of year	37
Charge Offs
Recoveries	1		1
Provision for loan losses	(1)		16
Balance, End of period	37		37
Consumer Installment Loans [Member]
Balance, beginning of year	172
Charge Offs	(28)		(75)
Recoveries	28		44
Provision for loan losses	(7)		47
Balance, End of period	165		172
Other Loans [Member]
Balance, beginning of year	3
Charge Offs
Recoveries
Provision for loan losses	(1)
Balance, End of period	2		3
Unallocated
Balance, beginning of year	275
Charge Offs
Recoveries
Provision for loan losses	263		19
Balance, End of period	538		275
Real Estate [Member]
Balance, beginning of year	4,401	5,101	5,101
Charge Offs	(45)		(778)
Recoveries	35		229
Provision for loan losses	(209)		(151)
Balance, End of period	4,182		4,401
Real Estate [Member] | Commercial Real Estate [Member]
Balance, beginning of year	1,386	1,989	1,989
Charge Offs			(334)
Recoveries			73
Provision for loan losses	(22)		(342)
Balance, End of period	1,364		1,386
Real Estate [Member] | Construction and Land Development [Member]
Balance, beginning of year	202	191	191
Charge Offs			(96)
Recoveries			11
Provision for loan losses	(44)		96
Balance, End of period	158		202
Real Estate [Member] | Residential 1-4 Family [Member]
Balance, beginning of year	2,437	2,400	2,400
Charge Offs	(45)		(290)
Recoveries	30		73
Provision for loan losses	(131)		254
Balance, End of period	2,291		2,437
Real Estate [Member] | Multifamily [Member]
Balance, beginning of year	89	106	106
Charge Offs
Recoveries
Provision for loan losses	3		(17)
Balance, End of period	92		89
Real Estate [Member] | Farmland [Member]
Balance, beginning of year	287	$ 415	415
Charge Offs			(58)
Recoveries	5		72
Provision for loan losses	(15)		(142)
Balance, End of period	$ 277		$ 287