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Loans - Summary of Age Analysis of Past Due Loans Segregated by Portfolio Segment and Class of Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	$ 7,004	$ 8,354
Total Loans Receivable	913,751	920,573
30-59 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	10,933	8,843
60-89 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	3,877	4,174
90 Days and Over [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	13,232	22,084
Total Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	28,042	35,101
Current [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	885,709	885,472
Residential Mortgage Loans [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	639	641
Total Loans Receivable	247,016	256,237
Residential Mortgage Loans [Member] | 30-59 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	2,888	2,262
Residential Mortgage Loans [Member] | 60-89 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	546	805
Residential Mortgage Loans [Member] | 90 Days and Over [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	1,857	3,162
Residential Mortgage Loans [Member] | Total Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	5,291	6,229
Residential Mortgage Loans [Member] | Current [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	241,725	250,008
Residential Mortgage Loans [Member] | Residential 1-4 Family First Mortgages [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	639	641
Residential Mortgage Loans [Member] | 1-4 Family First Lien Residential Mortgages [Member]
Recorded Investment, Past Due [Line Items]
Total Loans Receivable	243,854	251,373
Residential Mortgage Loans [Member] | 1-4 Family First Lien Residential Mortgages [Member] | 30-59 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	2,888	2,262
Residential Mortgage Loans [Member] | 1-4 Family First Lien Residential Mortgages [Member] | 60-89 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	546	805
Residential Mortgage Loans [Member] | 1-4 Family First Lien Residential Mortgages [Member] | 90 Days and Over [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	1,857	3,162
Residential Mortgage Loans [Member] | 1-4 Family First Lien Residential Mortgages [Member] | Total Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	5,291	6,229
Residential Mortgage Loans [Member] | 1-4 Family First Lien Residential Mortgages [Member] | Current [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	238,563	245,144
Residential Mortgage Loans [Member] | Construction [Member]
Recorded Investment, Past Due [Line Items]
Total Loans Receivable	3,162	4,864
Residential Mortgage Loans [Member] | Construction [Member] | 30-59 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Residential Mortgage Loans [Member] | Construction [Member] | 60-89 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Residential Mortgage Loans [Member] | Construction [Member] | 90 Days and Over [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Residential Mortgage Loans [Member] | Construction [Member] | Total Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Residential Mortgage Loans [Member] | Construction [Member] | Current [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	3,162	4,864
Residential Mortgage Loans [Member] | Loans Held-For-Sale [Member]
Recorded Investment, Past Due [Line Items]
Total Loans Receivable	0	0
Residential Mortgage Loans [Member] | Loans Held-For-Sale [Member] | 30-59 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Residential Mortgage Loans [Member] | Loans Held-For-Sale [Member] | 60-89 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Residential Mortgage Loans [Member] | Loans Held-For-Sale [Member] | 90 Days and Over [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Residential Mortgage Loans [Member] | Loans Held-For-Sale [Member] | Total Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Residential Mortgage Loans [Member] | Loans Held-For-Sale [Member] | Current [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Commercial Loans [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	6,365	7,713
Total Loans Receivable	542,739	539,678
Commercial Loans [Member] | 30-59 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	6,774	5,085
Commercial Loans [Member] | 60-89 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	2,503	2,480
Commercial Loans [Member] | 90 Days and Over [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	10,610	18,212
Commercial Loans [Member] | Total Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	19,887	25,777
Commercial Loans [Member] | Current [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	522,852	513,901
Commercial Loans [Member] | Real Estate [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	5,078	4,537
Total Loans Receivable	381,479	377,619
Commercial Loans [Member] | Real Estate [Member] | 30-59 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	2,970	1,110
Commercial Loans [Member] | Real Estate [Member] | 60-89 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	50	2,086
Commercial Loans [Member] | Real Estate [Member] | 90 Days and Over [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	6,962	10,261
Commercial Loans [Member] | Real Estate [Member] | Total Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	9,982	13,457
Commercial Loans [Member] | Real Estate [Member] | Current [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	371,497	364,162
Commercial Loans [Member] | Lines of Credit [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	250	1,255
Total Loans Receivable	65,074	67,602
Commercial Loans [Member] | Lines of Credit [Member] | 30-59 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	2,502	953
Commercial Loans [Member] | Lines of Credit [Member] | 60-89 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	28
Commercial Loans [Member] | Lines of Credit [Member] | 90 Days and Over [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	452	1,448
Commercial Loans [Member] | Lines of Credit [Member] | Total Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	2,954	2,429
Commercial Loans [Member] | Lines of Credit [Member] | Current [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	62,120	65,173
Commercial Loans [Member] | Other Commercial and Industrial [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	1,037	1,921
Total Loans Receivable	91,644	89,800
Commercial Loans [Member] | Other Commercial and Industrial [Member] | 30-59 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	1,302	3,022
Commercial Loans [Member] | Other Commercial and Industrial [Member] | 60-89 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	2,453	366
Commercial Loans [Member] | Other Commercial and Industrial [Member] | 90 Days and Over [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	3,196	6,503
Commercial Loans [Member] | Other Commercial and Industrial [Member] | Total Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	6,951	9,891
Commercial Loans [Member] | Other Commercial and Industrial [Member] | Current [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	84,693	79,909
Commercial Loans [Member] | Paycheck Protection Program Loans [Member]
Recorded Investment, Past Due [Line Items]
Total Loans Receivable	96	113
Commercial Loans [Member] | Paycheck Protection Program Loans [Member] | 30-59 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Commercial Loans [Member] | Paycheck Protection Program Loans [Member] | 60-89 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Commercial Loans [Member] | Paycheck Protection Program Loans [Member] | 90 Days and Over [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Commercial Loans [Member] | Paycheck Protection Program Loans [Member] | Total Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Commercial Loans [Member] | Paycheck Protection Program Loans [Member] | Current [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	96	113
Commercial Loans [Member] | Tax Exempt Loans [Member]
Recorded Investment, Past Due [Line Items]
Total Loans Receivable	4,446	4,544
Commercial Loans [Member] | Tax Exempt Loans [Member] | 30-59 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Commercial Loans [Member] | Tax Exempt Loans [Member] | 60-89 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Commercial Loans [Member] | Tax Exempt Loans [Member] | 90 Days and Over [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Commercial Loans [Member] | Tax Exempt Loans [Member] | Total Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Commercial Loans [Member] | Tax Exempt Loans [Member] | Current [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	4,446	4,544
Consumer Loans [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Total Loans Receivable	123,996	124,658
Consumer Loans [Member] | 30-59 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	1,271	1,496
Consumer Loans [Member] | 60-89 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	828	889
Consumer Loans [Member] | 90 Days and Over [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	765	710
Consumer Loans [Member] | Total Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	2,864	3,095
Consumer Loans [Member] | Current [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	121,132	121,563
Consumer Loans [Member] | Home Equity and Junior Liens [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Total Loans Receivable	52,315	51,948
Consumer Loans [Member] | Home Equity and Junior Liens [Member] | 30-59 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	634	584
Consumer Loans [Member] | Home Equity and Junior Liens [Member] | 60-89 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	442	329
Consumer Loans [Member] | Home Equity and Junior Liens [Member] | 90 Days and Over [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	370	414
Consumer Loans [Member] | Home Equity and Junior Liens [Member] | Total Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	1,446	1,327
Consumer Loans [Member] | Home Equity and Junior Liens [Member] | Current [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	50,869	50,621
Consumer Loans [Member] | Other Consumer [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	0	0
Total Loans Receivable	71,681	72,710
Consumer Loans [Member] | Other Consumer [Member] | 30-59 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	637	912
Consumer Loans [Member] | Other Consumer [Member] | 60-89 Days Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	386	560
Consumer Loans [Member] | Other Consumer [Member] | 90 Days and Over [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	395	296
Consumer Loans [Member] | Other Consumer [Member] | Total Past Due [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	1,418	1,768
Consumer Loans [Member] | Other Consumer [Member] | Current [Member]
Recorded Investment, Past Due [Line Items]
Nonaccrual loans without related allowance for credit loss	$ 70,263	$ 70,942

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