Derivative Financial Instruments - Schedule of Outstanding Notional Balances and Fair Values of Outstanding Derivative Positions (Details) - USD ($) $ in Thousands		9 Months Ended	12 Months Ended
		Sep. 30, 2025	Dec. 31, 2024
Derivatives Fair Value [Line Items]
Outstanding Notional Balance		$ 545,203	$ 847,875
Asset Derivative Fair Value		2,803	6,479
Liability Derivative Fair Value		3,521	8,660
Fair Value Hedges
Derivatives Fair Value [Line Items]
Outstanding Notional Balance		545,203	747,875
Asset Derivative Fair Value		2,803	6,479
Liability Derivative Fair Value		3,521	6,499
Cash Flow Hedges
Derivatives Fair Value [Line Items]
Outstanding Notional Balance			100,000
Liability Derivative Fair Value			2,161
Receive-fixed Interest Rate Swap | Cash Flow Hedges
Derivatives Fair Value [Line Items]
Outstanding Notional Balance			100,000
Liability Derivative Fair Value			$ 2,161
Pay Rate	[1]		3.73%
Receive Rate	[1]		15.00%
Remaining Term	[2]		10 years 3 months 18 days
Risk Participation Agreements Purchased | Fair Value Hedges
Derivatives Fair Value [Line Items]
Outstanding Notional Balance		4,790	$ 120,007
Asset Derivative Fair Value		$ 8	$ 8
Receive Rate	[1]	7.48%	5.93%
Remaining Term	[2]	3 years 1 month 6 days	1 year 8 months 12 days
Risk Participation Agreements Sold | Fair Value Hedges
Derivatives Fair Value [Line Items]
Outstanding Notional Balance		$ 117,793	$ 102,428
Liability Derivative Fair Value			$ 1
Receive Rate	[1]	3.92%	4.65%
Remaining Term	[2]	1 year 9 months 18 days	2 years 8 months 12 days
Commercial loan one-way interest rate swaps | Fair Value Hedges
Derivatives Fair Value [Line Items]
Outstanding Notional Balance		$ 77,466	$ 58,744
Asset Derivative Fair Value		12	204
Liability Derivative Fair Value		$ 738	$ 231
Pay Rate	[1]	6.94%	7.04%
Remaining Term	[2]	2 years 1 month 6 days	2 years 7 months 6 days
Commercial Loan Interest Rate Swaps | Loan Customer Counterparty | Not Designated as Hedging Instrument | Fair Value Hedges
Derivatives Fair Value [Line Items]
Outstanding Notional Balance		$ 172,577	$ 233,348
Asset Derivative Fair Value		1,504	652
Liability Derivative Fair Value		$ 1,279	$ 5,615
Receive Rate	[1]	6.45%	6.04%
Remaining Term	[2]	2 years 8 months 12 days	2 years 8 months 12 days
Commercial Loan Interest Rate Swaps | Financial Institution Counterparty | Not Designated as Hedging Instrument | Fair Value Hedges
Derivatives Fair Value [Line Items]
Outstanding Notional Balance		$ 172,577	$ 233,348
Asset Derivative Fair Value		1,279	5,615
Liability Derivative Fair Value		$ 1,504	$ 652
Pay Rate	[1]	6.45%	6.04%
Remaining Term	[2]	2 years 8 months 12 days	2 years 8 months 12 days

[1] Weighted average rate.

[2] Weighted average life (in years).