Segment Reporting - Schedule of Segment Reporting (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2020 USD ($) segment	Mar. 31, 2019 USD ($)	Dec. 31, 2019 USD ($)
Segment Reporting [Abstract]
Reportable business segments | segment	3
Segment Reporting Information [Line Items]
Total assets	$ 5,464,768	$ 5,035,527	$ 5,380,924
Interest income	52,019	52,364
Interest expense	9,551	10,841
Net interest income	42,468	41,523
Provision for credit losses	21,049	2,685
Noninterest income	18,384	16,297
Intangible expenses	330	426
Other noninterest expense	39,241	35,131
Intersegment (revenues) expense	0	0
Income before income taxes	232	19,578
Income tax (benefit) expense	(606)	3,499
Net income	838	16,079
Capital expenditures	379	850
Banking [Member]
Segment Reporting Information [Line Items]
Total assets	5,362,279	4,942,539	5,282,505
Interest income	52,004	52,346
Interest expense	8,276	9,580
Net interest income	43,728	42,766
Provision for credit losses	21,049	2,685
Noninterest income	7,552	4,971
Intangible expenses	202	233
Other noninterest expense	31,839	27,779
Intersegment (revenues) expense	(282)	(299)
Income before income taxes	(1,528)	17,339
Income tax (benefit) expense	(844)	3,120
Net income	(684)	14,219
Capital expenditures	371	765
Wealth Management [Member]
Segment Reporting Information [Line Items]
Total assets	45,786	40,910	44,591
Interest income	7	10
Interest expense	0	0
Net interest income	7	10
Provision for credit losses	0	0
Noninterest income	6,187	5,720
Intangible expenses	78	105
Other noninterest expense	4,100	3,794
Intersegment (revenues) expense	152	166
Income before income taxes	1,864	1,665
Income tax (benefit) expense	382	314
Net income	1,482	1,351
Capital expenditures	5	39
Insurance [Member]
Segment Reporting Information [Line Items]
Total assets	35,935	31,837	34,291
Interest income	0	0
Interest expense	0	0
Net interest income	0	0
Provision for credit losses	0	0
Noninterest income	4,887	5,353
Intangible expenses	50	88
Other noninterest expense	3,146	3,126
Intersegment (revenues) expense	130	133
Income before income taxes	1,561	2,006
Income tax (benefit) expense	336	193
Net income	1,225	1,813
Capital expenditures	3	25
Other Segments [Member]
Segment Reporting Information [Line Items]
Total assets	20,768	20,241	$ 19,537
Interest income	8	8
Interest expense	1,275	1,261
Net interest income	(1,267)	(1,253)
Provision for credit losses	0	0
Noninterest income	(242)	253
Intangible expenses	0	0
Other noninterest expense	156	432
Intersegment (revenues) expense	0	0
Income before income taxes	(1,665)	(1,432)
Income tax (benefit) expense	(480)	(128)
Net income	(1,185)	(1,304)
Capital expenditures	$ 0	$ 21