Loans and Allowance for Credit Losses on Loans - Changes in the Allowance for Loan Losses (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning of period balance	$ 47,954,000	$ 47,803,000	$ 47,958,000	$ 47,512,000
Charge-offs	(474,000)	(447,000)	(1,342,000)	(851,000)
Recoveries	186,000	178,000	395,000	581,000
Net (charge-offs) recoveries	(288,000)	(269,000)	(947,000)	(270,000)
Provision for (recapture of) credit losses on loans	153,000	168,000	808,000	460,000
End of period balance	47,819,000	47,702,000	47,819,000	47,702,000
Commercial. | Commercial
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning of period balance	5,010,000	6,550,000	5,853,000	6,617,000
Charge-offs	(174,000)	(447,000)	(1,042,000)	(605,000)
Recoveries	154,000	59,000	300,000	247,000
Net (charge-offs) recoveries	(20,000)	(388,000)	(742,000)	(358,000)
Provision for (recapture of) credit losses on loans	(273,000)	(557,000)	(394,000)	(654,000)
End of period balance	4,717,000	5,605,000	4,717,000	5,605,000
Real estate | CRE - Owner Occupied
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning of period balance	5,344,000	5,463,000	5,121,000	5,751,000
Recoveries	14,000	2,000	24,000	10,000
Net (charge-offs) recoveries	14,000	2,000	24,000	10,000
Provision for (recapture of) credit losses on loans	62,000	(120,000)	275,000	(416,000)
End of period balance	5,420,000	5,345,000	5,420,000	5,345,000
Real estate | CRE - Non-Owner Occupied
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning of period balance	26,847,000	23,523,000	25,323,000	22,135,000
Provision for (recapture of) credit losses on loans	603,000	1,396,000	2,127,000	2,784,000
End of period balance	27,450,000	24,919,000	27,450,000	24,919,000
Real estate | Land & Construction
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning of period balance	1,523,000	2,870,000	2,352,000	2,941,000
Provision for (recapture of) credit losses on loans	(195,000)	(126,000)	(1,024,000)	(197,000)
End of period balance	1,328,000	2,744,000	1,328,000	2,744,000
Real estate | Home Equity
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning of period balance	814,000	730,000	644,000	666,000
Charge-offs				(246,000)
Recoveries	18,000	117,000	71,000	324,000
Net (charge-offs) recoveries	18,000	117,000	71,000	78,000
Provision for (recapture of) credit losses on loans	(72,000)	(140,000)	45,000	(37,000)
End of period balance	760,000	707,000	760,000	707,000
Real estate | Multi-Family
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning of period balance	4,269,000	4,383,000	5,053,000	3,366,000
Provision for (recapture of) credit losses on loans	86,000	331,000	(698,000)	1,348,000
End of period balance	4,355,000	4,714,000	4,355,000	4,714,000
Real estate | Residential Mortgage
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning of period balance	3,960,000	4,129,000	3,425,000	5,907,000
Provision for (recapture of) credit losses on loans	(291,000)	(635,000)	244,000	(2,413,000)
End of period balance	3,669,000	3,494,000	3,669,000	3,494,000
Consumer | Consumer and Other
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning of period balance	187,000	155,000	187,000	129,000
Charge-offs	(300,000)		(300,000)
Net (charge-offs) recoveries	(300,000)		(300,000)
Provision for (recapture of) credit losses on loans	233,000	19,000	233,000	45,000
End of period balance	$ 120,000	$ 174,000	$ 120,000	$ 174,000