v3.25.2
Fair Value - Assets and Liabilities Recorded at Fair Value on a Recurring Basis (Details) - USD ($)
$ in Thousands
Jun. 30, 2025
Dec. 31, 2024
Jun. 30, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale $ 278,248 $ 274,680 $ 273,501
U.S. Treasury & Agency securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 19,034 19,796 19,778
Mortgage-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 224,416 219,382 217,823
State and political subdivisions      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 32,687 33,252 33,370
Asset-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 2,111 2,250 2,530
Fair Value, Measurements, Recurring | Level 1      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 0 0 0
Derivative assets 0 0 0
Total assets 0 0 0
Derivative liabilities 0 0 0
Fair Value, Measurements, Recurring | Level 1 | Interest rate swap agreements      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative assets 0 0 0
Derivative liabilities 0 0 0
Fair Value, Measurements, Recurring | Level 1 | Customer loan interest swap agreements      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative assets 0 0 0
Derivative liabilities 0 0 0
Fair Value, Measurements, Recurring | Level 1 | U.S. Treasury & Agency securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 0 0 0
Fair Value, Measurements, Recurring | Level 1 | Mortgage-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 0 0 0
Fair Value, Measurements, Recurring | Level 1 | State and political subdivisions      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 0 0 0
Fair Value, Measurements, Recurring | Level 1 | Asset-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 0 0 0
Fair Value, Measurements, Recurring | Level 2      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 278,248 274,680 273,501
Derivative assets 4,424 5,057 5,975
Total assets 282,672 279,737 279,476
Derivative liabilities 5,321 5,617 4,979
Fair Value, Measurements, Recurring | Level 2 | Interest rate swap agreements      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative assets 106 198 1,063
Derivative liabilities 1,003 758 67
Fair Value, Measurements, Recurring | Level 2 | Customer loan interest swap agreements      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative assets 4,318 4,859 4,912
Derivative liabilities 4,318 4,859 4,912
Fair Value, Measurements, Recurring | Level 2 | U.S. Treasury & Agency securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 19,034 19,796 19,778
Fair Value, Measurements, Recurring | Level 2 | Mortgage-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 224,416 219,382 217,823
Fair Value, Measurements, Recurring | Level 2 | State and political subdivisions      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 32,687 33,252 33,370
Fair Value, Measurements, Recurring | Level 2 | Asset-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 2,111 2,250 2,530
Fair Value, Measurements, Recurring | Level 3      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 0 0 0
Derivative assets 0 0 0
Total assets 0 0 0
Derivative liabilities 0 0 0
Fair Value, Measurements, Recurring | Level 3 | Interest rate swap agreements      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative assets 0 0 0
Derivative liabilities 0 0 0
Fair Value, Measurements, Recurring | Level 3 | Customer loan interest swap agreements      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative assets 0 0 0
Derivative liabilities 0 0 0
Fair Value, Measurements, Recurring | Level 3 | U.S. Treasury & Agency securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 0 0 0
Fair Value, Measurements, Recurring | Level 3 | Mortgage-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 0 0 0
Fair Value, Measurements, Recurring | Level 3 | State and political subdivisions      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 0 0 0
Fair Value, Measurements, Recurring | Level 3 | Asset-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 0 0 0
Fair Value, Measurements, Recurring | Total Fair Value      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 278,248 274,680 273,501
Derivative assets 4,424 5,057 5,975
Total assets 282,672 279,737 279,476
Derivative liabilities 5,321 5,617 4,979
Fair Value, Measurements, Recurring | Total Fair Value | Interest rate swap agreements      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative assets 106 198 1,063
Derivative liabilities 1,003 758 67
Fair Value, Measurements, Recurring | Total Fair Value | Customer loan interest swap agreements      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Derivative assets 4,318 4,859 4,912
Derivative liabilities 4,318 4,859 4,912
Fair Value, Measurements, Recurring | Total Fair Value | U.S. Treasury & Agency securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 19,034 19,796 19,778
Fair Value, Measurements, Recurring | Total Fair Value | Mortgage-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 224,416 219,382 217,823
Fair Value, Measurements, Recurring | Total Fair Value | State and political subdivisions      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale 32,687 33,252 33,370
Fair Value, Measurements, Recurring | Total Fair Value | Asset-backed securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Securities available for sale $ 2,111 $ 2,250 $ 2,530