INTEREST RATE SWAPS - INTEREST EXPENSE (Details) - Interest rate swap - Cash flow hedge - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Information about derivatives and swaps
Interest expense on deposits related to money market swap transaction	$ 29	$ 43	$ 63	$ 86
Interest expense on FHLB Advances related to FHLB swap transaction	29	43	61	87
Total interest expense on swap transaction	$ 58	$ 86	$ 124	$ 173