Allowance for Loan Losses (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 44,732	$ 23,285	$ 47,052	$ 19,943
Provision for loan losses	(1,500)	4,425	(3,244)	10,080
Loans charged off	(1,614)	(1,998)	(5,103)	(6,442)
Recoveries	1,344	1,248	4,257	3,379
Ending Balance	42,962	26,960	42,962	26,960
Commercial Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	15,693	10,149	16,901	8,945
Provision for loan losses	(531)	1,992	(2,067)	3,325
Loans charged off	(313)	(160)	(612)	(834)
Recoveries	182	147	809	692
Ending Balance	15,031	12,128	15,031	12,128
Residential Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	17,837	1,876	19,142	1,302
Provision for loan losses	(1,387)	17	(2,577)	795
Loans charged off	(61)	(296)	(492)	(719)
Recoveries	130	185	446	404
Ending Balance	16,519	1,782	16,519	1,782
Consumer Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	10,988	10,054	11,009	8,304
Provision for loan losses	173	1,695	941	5,425
Loans charged off	(1,240)	(1,542)	(3,999)	(4,889)
Recoveries	1,032	916	3,002	2,283
Ending Balance	10,953	11,123	10,953	11,123
Unallocated
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	214	1,206	0	1,392
Provision for loan losses	245	721	459	535
Loans charged off	0	0	0	0
Recoveries	0	0	0	0
Ending Balance	$ 459	$ 1,927	$ 459	$ 1,927