SECURITIES, Securities with Unrealized Losses in Continuous Unrealized Loss Position (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Continuous unrealized loss position, fair value [Abstract]
Less than 12 months	$ 186,016	$ 58,207
12 months or more	16,525	0
Total	202,541	58,207
Continuous unrealized loss position, unrealized loss [Abstract]
Less than 12 months	(2,048)	(292)
12 months or more	(144)	0
Total	(2,192)	(292)
U.S. Government Sponsored Agency Securities [Member]
Continuous unrealized loss position, fair value [Abstract]
Less than 12 months	129,585
12 months or more	0
Total	129,585
Continuous unrealized loss position, unrealized loss [Abstract]
Less than 12 months	(1,409)
12 months or more	0
Total	(1,409)
U.S. Government Sponsored Agency MBS - Residential [Member]
Continuous unrealized loss position, fair value [Abstract]
Less than 12 months	40,751	58,207
12 months or more	16,525	0
Total	57,276	58,207
Continuous unrealized loss position, unrealized loss [Abstract]
Less than 12 months	(400)	(292)
12 months or more	(144)	0
Total	(544)	$ (292)
Obligations of States and Political Subdivisions [Member]
Continuous unrealized loss position, fair value [Abstract]
Less than 12 months	11,717
12 months or more	0
Total	11,717
Continuous unrealized loss position, unrealized loss [Abstract]
Less than 12 months	(202)
12 months or more	0
Total	(202)
Other Securities [Member]
Continuous unrealized loss position, fair value [Abstract]
Less than 12 months	3,963
12 months or more	0
Total	3,963
Continuous unrealized loss position, unrealized loss [Abstract]
Less than 12 months	(37)
12 months or more	0
Total	$ (37)