SECURITIES, Securities with Unrealized Losses in Continuous Unrealized Loss Position (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Continuous unrealized loss position, fair value [Abstract]
Less than 12 months	$ 107,854	$ 200,564
12 months or more	8,459	8,750
Total	116,313	209,314
Continuous unrealized loss position, unrealized loss [Abstract]
Less than 12 months	(909)	(3,814)
12 months or more	(198)	(284)
Total	(1,107)	(4,098)
U.S. Government Sponsored Agency Securities [Member]
Continuous unrealized loss position, fair value [Abstract]
Less than 12 months	15,007	17,207
12 months or more	0	0
Total	15,007	17,207
Continuous unrealized loss position, unrealized loss [Abstract]
Less than 12 months	(68)	(174)
12 months or more	0	0
Total	(68)	(174)
U.S. Government Sponsored Agency MBS - Residential [Member]
Continuous unrealized loss position, fair value [Abstract]
Less than 12 months	75,722	157,022
12 months or more	0	0
Total	75,722	157,022
Continuous unrealized loss position, unrealized loss [Abstract]
Less than 12 months	(652)	(3,173)
12 months or more	0	0
Total	(652)	(3,173)
U.S. Government Sponsored Agency CMO's - Residential [Member]
Continuous unrealized loss position, fair value [Abstract]
Less than 12 months	15,097	18,374
12 months or more	7,860	8,750
Total	22,957	27,124
Continuous unrealized loss position, unrealized loss [Abstract]
Less than 12 months	(183)	(373)
12 months or more	(192)	(284)
Total	(375)	(657)
Obligations of States and Political Subdivisions [Member]
Continuous unrealized loss position, fair value [Abstract]
Less than 12 months	2,028	7,961
12 months or more	599	0
Total	2,627	7,961
Continuous unrealized loss position, unrealized loss [Abstract]
Less than 12 months	(6)	(94)
12 months or more	(6)	0
Total	$ (12)	$ (94)