SEGMENT INFORMATION (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Financial results by reportable segments [Abstract]
Net interest income	$ 26,568	$ 24,788	$ 75,951	$ 70,945
Provision for loan loss	(420)	(3,415)	(1,903)	(5,733)
Noninterest income	14,115	13,295	39,893	37,731
Noninterest expense	(30,028)	(28,646)	(89,994)	(84,945)
Income before income taxes	10,235	6,022	23,947	17,998
Income tax (expense) benefit	(1,977)	(1,109)	(4,836)	5,429
Net income	8,258	4,913	19,111	23,427
Banking [Member] | Operating Segments [Member]
Financial results by reportable segments [Abstract]
Net interest income	26,568	24,788	75,951	70,945
Provision for loan loss	(420)	(3,415)	(1,903)	(5,733)
Noninterest income	13,048	11,893	35,981	33,933
Noninterest expense	(29,109)	(28,429)	(87,279)	(82,332)
Income before income taxes	10,087	4,837	22,750	16,813
Income tax (expense) benefit	(1,945)	(943)	(4,674)	5,373
Net income	8,142	3,894	18,076	22,186
Insurance [Member] | Operating Segments [Member]
Financial results by reportable segments [Abstract]
Net interest income	0	0	0	0
Provision for loan loss	0	0	0	0
Noninterest income	1,067	1,402	3,912	3,798
Noninterest expense	(919)	(217)	(2,715)	(2,613)
Income before income taxes	148	1,185	1,197	1,185
Income tax (expense) benefit	(32)	(166)	(162)	56
Net income	$ 116	$ 1,019	$ 1,035	$ 1,241