Allowance for Loan Losses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 21,063	$ 20,960	$ 19,943	$ 20,436
Provision for loan losses	2,965	230	5,655	1,700
Loans charged off	(1,540)	(1,906)	(4,444)	(4,015)
Recoveries	797	966	2,131	2,129
Ending Balance	23,285	20,250	23,285	20,250
Commercial Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	9,323	9,239	8,945	9,848
Provision for loan losses	813	482	1,333	(158)
Loans charged off	(141)	(403)	(674)	(659)
Recoveries	154	163	545	450
Ending Balance	10,149	9,481	10,149	9,481
Residential Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	1,452	1,492	1,302	1,313
Provision for loan losses	527	(141)	778	155
Loans charged off	(166)	(117)	(423)	(419)
Recoveries	63	89	219	274
Ending Balance	1,876	1,323	1,876	1,323
Consumer Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	8,757	7,562	8,304	7,481
Provision for loan losses	1,950	854	3,730	1,795
Loans charged off	(1,233)	(1,386)	(3,347)	(2,937)
Recoveries	580	714	1,367	1,405
Ending Balance	10,054	7,744	10,054	7,744
Unallocated
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	1,531	2,667	1,392	1,794
Provision for loan losses	(325)	(965)	(186)	(92)
Loans charged off	0	0	0	0
Recoveries	0	0	0	0
Ending Balance	$ 1,206	$ 1,702	$ 1,206	$ 1,702