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Fair Value of Assets and Liabilities - Summary of Assets Measured on a Recurring Basis (Details) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Assets:    
Fair Value [1] $ 976,906 $ 1,083,555
Reported Value Measurement    
Assets:    
Equity investment securities 3,745 2,645
Nonqualified deferred compensation 6,250 4,898
U.S. Treasury and government agencies    
Assets:    
Fair Value 17,696 15,196
U.S. government sponsored agencies    
Assets:    
Fair Value 164,132 209,083
States and political subdivisions    
Assets:    
Fair Value 186,822 196,301
Residential mortgage-backed securities    
Assets:    
Fair Value 561,517 601,802
Commercial mortgage-backed securities    
Assets:    
Fair Value 42,510 55,065
Bank-issued trust preferred securities    
Assets:    
Fair Value 4,229 6,108
Level 1 | Reported Value Measurement    
Assets:    
Nonqualified deferred compensation 6,250 4,898
Level 1 | Recurring    
Assets:    
Fair Value 0 893
Equity investment securities 168 197
Derivative assets 0 0
Liabilities:    
Derivative liabilities 0 0
Level 1 | Recurring | U.S. Treasury and government agencies    
Assets:    
Fair Value 0 893
Level 1 | Recurring | U.S. government sponsored agencies    
Assets:    
Fair Value 0 0
Level 1 | Recurring | States and political subdivisions    
Assets:    
Fair Value 0 0
Level 1 | Recurring | Residential mortgage-backed securities    
Assets:    
Fair Value 0 0
Level 1 | Recurring | Commercial mortgage-backed securities    
Assets:    
Fair Value 0 0
Level 1 | Recurring | Bank-issued trust preferred securities    
Assets:    
Fair Value 0 0
Level 2 | Reported Value Measurement    
Assets:    
Nonqualified deferred compensation 0 0
Level 2 | Recurring    
Assets:    
Fair Value 976,906 1,082,662
Equity investment securities 246 244
Derivative assets 10,621 18,743
Liabilities:    
Derivative liabilities $ 10,007 $ 17,046
Derivative Asset, Statement of Financial Position [Extensible Enumeration] Other assets Other assets
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Accrued expenses and other liabilities Accrued expenses and other liabilities
Level 2 | Recurring | U.S. Treasury and government agencies    
Assets:    
Fair Value $ 17,696 $ 14,303
Level 2 | Recurring | U.S. government sponsored agencies    
Assets:    
Fair Value 164,132 209,083
Level 2 | Recurring | States and political subdivisions    
Assets:    
Fair Value 186,822 196,301
Level 2 | Recurring | Residential mortgage-backed securities    
Assets:    
Fair Value 561,517 601,802
Level 2 | Recurring | Commercial mortgage-backed securities    
Assets:    
Fair Value 42,510 55,065
Level 2 | Recurring | Bank-issued trust preferred securities    
Assets:    
Fair Value $ 4,229 $ 6,108
[1]     Available-for-sale investment securities and held-to-maturity investment securities are presented net of allowance for credit losses of $0 and $237, respectively, at both September 30, 2025 and December 31, 2024.