Loans (Details 1) - 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 Losses [Line Items]
Beginning balance	$ 24,806	$ 16,960	$ 22,144	$ 14,487
Impact of CECL adoption			2,450
Adjustment related to reserve for unfunded loan reclass	(437)		(437)
Provision for credit losses	(947)	2,600	(472)	6,100
Loans charged off	(411)	(393)	(1,197)	(1,666)
Recoveries	125	174	648	420
Ending balance	23,136	19,341	23,136	19,341
Commercial real estate
Financing Receivable Allowance For Credit Losses [Line Items]
Beginning balance	12,290	7,972	10,824	6,156
Impact of CECL adoption			(2,076)
Adjustment related to reserve for unfunded loan reclass	(245)		(245)
Provision for credit losses	(454)	1,052	3,077	2,961
Loans charged off	(31)	(20)	(51)	(117)
Recoveries	1	2	32	6
Ending balance	11,561	9,006	11,561	9,006
Commercial
Financing Receivable Allowance For Credit Losses [Line Items]
Beginning balance	4,600	3,293	5,073	2,447
Impact of CECL adoption			429
Adjustment related to reserve for unfunded loan reclass	(104)		(104)
Provision for credit losses	(655)	1,090	(1,668)	2,176
Loans charged off	(126)	(92)	(198)	(340)
Recoveries	15	1	198	9
Ending balance	3,730	4,292	3,730	4,292
Residential real estate
Financing Receivable Allowance For Credit Losses [Line Items]
Beginning balance	4,130	2,991	3,643	3,029
Impact of CECL adoption			237
Adjustment related to reserve for unfunded loan reclass	(73)		(73)
Provision for credit losses	75	414	411	490
Loans charged off	(55)	(22)	(221)	(163)
Recoveries	41	14	121	41
Ending balance	4,118	3,397	4,118	3,397
Consumer
Financing Receivable Allowance For Credit Losses [Line Items]
Beginning balance	3,786	2,704	2,604	2,855
Impact of CECL adoption			3,860
Adjustment related to reserve for unfunded loan reclass	(15)		(15)
Provision for credit losses	87	44	(2,292)	473
Loans charged off	(199)	(259)	(727)	(1,046)
Recoveries	68	157	297	364
Ending balance	$ 3,727	$ 2,646	$ 3,727	$ 2,646