SECURITIES (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Available-for-sale Investment securities [Abstract]
Amortized cost	$ 392,898	$ 386,066
Unrealized gains	11,938	5,217
Unrealized losses	(358)	(529)
Fair value	404,478	390,754
U.S. Government Sponsored Agency MBS - Residential [Member]
Available-for-sale Investment securities [Abstract]
Amortized cost	282,478	276,013
Unrealized gains	10,827	3,618
Unrealized losses	(14)	(322)
Fair value	293,291	279,309
U.S. Government Sponsored Agency CMO's - Residential [Member]
Available-for-sale Investment securities [Abstract]
Amortized cost	56,361	61,989
Unrealized gains	566	768
Unrealized losses	(159)	(113)
Fair value	56,768	62,644
Total Mortgage-Backed Securities of Government Sponsored Agencies [Member]
Available-for-sale Investment securities [Abstract]
Amortized cost	338,839	338,002
Unrealized gains	11,393	4,386
Unrealized losses	(173)	(435)
Fair value	350,059	341,953
U.S. Government Sponsored Agency Securities [Member]
Available-for-sale Investment securities [Abstract]
Amortized cost	12,080	30,538
Unrealized gains	151	280
Unrealized losses	0	(88)
Fair value	12,231	30,730
Obligations of States and Political Subdivisions [Member]
Available-for-sale Investment securities [Abstract]
Amortized cost	40,020	15,570
Unrealized gains	348	453
Unrealized losses	(56)	(6)
Fair value	40,312	16,017
Other Securities [Member]
Available-for-sale Investment securities [Abstract]
Amortized cost	1,959	1,956
Unrealized gains	46	98
Unrealized losses	(129)	0
Fair value	$ 1,876	$ 2,054