INTEREST RATE SWAPS - INTEREST EXPENSE (Details) - Interest rate swap - Cash flow hedge - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Information about derivatives and swaps
Interest expense swap on money market deposits	$ (1)	$ 27	$ 22	$ 87
Interest expense swap on FHLB Advance	2	24	14	88
Total interest expense on swap transaction	$ 1	$ 51	$ 36	$ 175