Allowance for Credit Losses - Schedule of Modifications to Debtors Experiencing Financial Difficulty (Details) $ in Thousands	3 Months Ended
Mar. 31, 2026 USD ($) loan	Mar. 31, 2025 USD ($) loan
Accruing Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	9	8
Amortized Cost Basis	$ 19,604	$ 6,871
Related Reserve	$ 317	$ 0
Nonaccrual Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	12	2
Amortized Cost Basis	$ 4,793	$ 3,472
Related Reserve	$ 121	$ 434
Commercial mortgage
Accruing Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	3	1
Amortized Cost Basis	$ 4,245	$ 959
Percentage of total class of financing receivable (as a percent)	0.50%	0.10%
Related Reserve	$ 0	$ 0
Nonaccrual Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	1	0
Amortized Cost Basis	$ 2,943	$ 0
Percentage of total class of financing receivable (as a percent)	0.003	0
Related Reserve	$ 0	$ 0
Commercial mortgage \| Extend maturity date
Accruing Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	3
Commercial mortgage \| Extend maturity/payment
Accruing Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan		1
Commercial mortgage \| Interest only payments
Nonaccrual Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	1
Residential mortgage
Nonaccrual Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	1
Amortized Cost Basis	$ 225
Percentage of total class of financing receivable (as a percent)	0.001
Related Reserve	$ 0
Residential mortgage \| Extend maturity date
Nonaccrual Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	1
Construction
Accruing Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	4	3
Amortized Cost Basis	$ 14,265	$ 2,869
Percentage of total class of financing receivable (as a percent)	4.20%	1.00%
Related Reserve	$ 83	$ 0
Nonaccrual Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	1	1
Amortized Cost Basis	$ 1,383	$ 2,907
Percentage of total class of financing receivable (as a percent)	0.004	0.010
Related Reserve	$ 115	$ 0
Construction \| Extend maturity date
Accruing Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	4	3
Nonaccrual Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	1	1
Commercial, industrial & other finance receivables
Accruing Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan		1
Amortized Cost Basis		$ 1,095
Percentage of total class of financing receivable (as a percent)		0.30%
Related Reserve		$ 0
Commercial, industrial & other finance receivables \| Extend maturity date
Accruing Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan		1
Small business loans
Accruing Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	2	3
Amortized Cost Basis	$ 1,094	$ 1,948
Percentage of total class of financing receivable (as a percent)	0.80%	1.20%
Related Reserve	$ 234	$ 0
Nonaccrual Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan		1
Amortized Cost Basis		$ 565
Percentage of total class of financing receivable (as a percent)		0.004
Related Reserve		$ 434
Small business loans \| Extend maturity date
Accruing Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	2	3
Nonaccrual Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan		1
Leases
Nonaccrual Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	9
Amortized Cost Basis	$ 242
Percentage of total class of financing receivable (as a percent)	0.006
Related Reserve	$ 6
Leases \| Extend maturity date
Nonaccrual Modifications to Borrowers Experiencing Financial Difficulty:
Number \| loan	9

Financing Receivable, Excluding Accrued Interest, Modifications, Number Of Contracts

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Amortized cost excluding accrued interest, of financing receivable modified during period for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-42

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