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Loans and the Allowance for Credit Losses - Summary of Details of Portfolio Loans Modified by Loan Category (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Financing Receivable, Modified [Line Items]
Modifications loans	$ 63,848	$ 23,995	$ 113,695	$ 50,019
Percentage of total by loan category	0.30%	0.20%	0.60%	0.40%
Term Extension [Member]
Financing Receivable, Modified [Line Items]
Modifications loans	$ 60,721	$ 1,870	$ 105,292	$ 26,629
Interest Rate Reduction [Member]
Financing Receivable, Modified [Line Items]
Modifications loans			9
Payment Delay [Member]
Financing Receivable, Modified [Line Items]
Modifications loans	3,127	22,125	8,152	23,390
Term Extension and Rate Reduction [Member]
Financing Receivable, Modified [Line Items]
Modifications loans			242
Home Equity [Member]
Financing Receivable, Modified [Line Items]
Modifications loans	$ 761	$ 638	$ 1,474	$ 1,023
Percentage of total by loan category	0.10%	0.10%	0.10%	0.10%
Home Equity [Member] | Payment Delay [Member]
Financing Receivable, Modified [Line Items]
Modifications loans	$ 761	$ 638	$ 1,474	$ 1,023
Residential Real Estate [Member]
Financing Receivable, Modified [Line Items]
Modifications loans	1,939	$ 1,273	$ 4,390	$ 1,990
Percentage of total by loan category		0.10%	0.10%	0.10%
Residential Real Estate [Member] | Payment Delay [Member]
Financing Receivable, Modified [Line Items]
Modifications loans	1,939	$ 1,273	$ 4,390	$ 1,990
Consumer [Member]
Financing Receivable, Modified [Line Items]
Modifications loans	$ 427	$ 182	$ 806	$ 345
Percentage of total by loan category	0.10%	0.10%	0.20%	0.20%
Consumer [Member] | Payment Delay [Member]
Financing Receivable, Modified [Line Items]
Modifications loans	$ 427	$ 182	$ 806	$ 345
Commercial Real Estate - Land and Construction [Member] | Commercial Real Estate [Member]
Financing Receivable, Modified [Line Items]
Modifications loans	$ 29,675		$ 53,895	5
Percentage of total by loan category	1.60%		3.00%
Commercial Real Estate - Land and Construction [Member] | Commercial Real Estate [Member] | Term Extension [Member]
Financing Receivable, Modified [Line Items]
Modifications loans	$ 29,675		$ 53,895	5
Commercial Real Estate - Improved Property [Member] | Commercial Real Estate [Member]
Financing Receivable, Modified [Line Items]
Modifications loans	$ 30,601	$ 20,448	$ 48,199	$ 44,784
Percentage of total by loan category	0.30%	0.30%	0.50%	0.70%
Commercial Real Estate - Improved Property [Member] | Commercial Real Estate [Member] | Term Extension [Member]
Financing Receivable, Modified [Line Items]
Modifications loans	$ 30,601	$ 666	$ 46,484	$ 25,002
Commercial Real Estate - Improved Property [Member] | Commercial Real Estate [Member] | Payment Delay [Member]
Financing Receivable, Modified [Line Items]
Modifications loans		19,782	1,473	19,782
Commercial Real Estate - Improved Property [Member] | Commercial Real Estate [Member] | Term Extension and Rate Reduction [Member]
Financing Receivable, Modified [Line Items]
Modifications loans			242
Commercial and Industrial [Member]
Financing Receivable, Modified [Line Items]
Modifications loans	445	$ 1,454	$ 4,931	$ 1,872
Percentage of total by loan category		0.10%	0.20%	0.10%
Commercial and Industrial [Member] | Term Extension [Member]
Financing Receivable, Modified [Line Items]
Modifications loans	$ 445	$ 1,204	$ 4,913	$ 1,622
Commercial and Industrial [Member] | Interest Rate Reduction [Member]
Financing Receivable, Modified [Line Items]
Modifications loans			9
Commercial and Industrial [Member] | Payment Delay [Member]
Financing Receivable, Modified [Line Items]
Modifications loans		$ 250	$ 9	$ 250

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