v3.26.1
Securities - Fair Value of Debt Security, Available-for-sale and Held-to-maturity (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Debt and Equity Securities, FV-NI [Line Items]    
Amortized cost, available for sale $ 628,925 $ 606,991
Gross unrealized gains, available for sale 144 208
Gross unrealized losses, available for sale (55,538) (52,779)
Fair value, available for sale 573,531 554,420
Amortized cost, held to maturity 384,339 385,193
Gross unrealized gains, held to maturity 81 115
Gross unrealized losses, held to maturity (38,980) (37,186)
Fair value, held to maturity 345,440 348,122
U.S. Government and Federal Agency [Member]    
Debt and Equity Securities, FV-NI [Line Items]    
Amortized cost, held to maturity 2,986 2,984
Gross unrealized gains, held to maturity 0 0
Gross unrealized losses, held to maturity (150) (152)
Fair value, held to maturity 2,836 2,832
U.S. Treasury Notes and Bonds [Member]    
Debt and Equity Securities, FV-NI [Line Items]    
Amortized cost, available for sale 94,117 94,200
Gross unrealized gains, available for sale 9 30
Gross unrealized losses, available for sale (5,313) (5,195)
Fair value, available for sale 88,813 89,035
State and Municipal [Member]    
Debt and Equity Securities, FV-NI [Line Items]    
Amortized cost, available for sale 254,490 260,228
Gross unrealized gains, available for sale 0 0
Gross unrealized losses, available for sale (34,216) (32,654)
Fair value, available for sale 220,274 227,574
Amortized cost, held to maturity 196,105 196,448
Gross unrealized gains, held to maturity 19 63
Gross unrealized losses, held to maturity (23,337) (22,116)
Fair value, held to maturity 172,787 174,395
Mortgage-backed [Member]    
Debt and Equity Securities, FV-NI [Line Items]    
Amortized cost, available for sale 268,774 241,643
Gross unrealized gains, available for sale 135 178
Gross unrealized losses, available for sale (15,843) (14,767)
Fair value, available for sale 253,066 227,054
Amortized cost, held to maturity 164,049 164,820
Gross unrealized gains, held to maturity 6 14
Gross unrealized losses, held to maturity (14,388) (13,729)
Fair value, held to maturity 149,667 151,105
Corporate [Member]    
Debt and Equity Securities, FV-NI [Line Items]    
Amortized cost, available for sale 250 250
Gross unrealized gains, available for sale 0 0
Gross unrealized losses, available for sale (29) (28)
Fair value, available for sale 221 222
Amortized cost, held to maturity 21,199 20,941
Gross unrealized gains, held to maturity 56 38
Gross unrealized losses, held to maturity (1,105) (1,189)
Fair value, held to maturity 20,150 19,790
Asset-backed Securities [Member]    
Debt and Equity Securities, FV-NI [Line Items]    
Amortized cost, available for sale 11,294 10,670
Gross unrealized gains, available for sale 0 0
Gross unrealized losses, available for sale (137) (135)
Fair value, available for sale $ 11,157 $ 10,535