INVESTMENTS (Held-to-Maturity Securities) (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	$ 1,429	$ 1,449
Held-to-maturity securities, unrealized gains	23	16
Held-to-maturity securities, unrealized losses	3	22
Fair Value	1,449	1,443
Agency mortgage backed securities
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	1,429	1,449
Held-to-maturity securities, unrealized gains	23	16
Held-to-maturity securities, unrealized losses	3	22
Fair Value	$ 1,449	$ 1,443