v3.26.1
Investment Securities Gross Unrealized Losses - AFS (Details)
$ in Thousands
Jun. 30, 2026
USD ($)
securities
Dec. 31, 2025
USD ($)
securities
Debt Securities, Available-for-sale [Line Items]    
Securities available for sale, continuous unrealized loss position, less than 12 months, fair value $ 0 $ 1,110
Securities available for sale, continuous unrealized loss position, less than 12 months, accumulated loss $ 0 $ (1)
Securities available for sale, continuous unrealized loss position, less than 12 months, Number of Positions | securities 0 1
Securities available for sale, continuous unrealized loss position, 12 months or longer, fair value $ 446,485 $ 466,050
Securities available for sale, continuous unrealized loss position, 12 months or longer, accumulated loss $ (93,378) $ (93,269)
Securities, available for sale, continuous unrealized loss position, 12 Months or longer, Number of Positions | securities 150 151
Securities available for sale, continuous unrealized loss position, fair value $ 446,485 $ 467,160
Securities available for sale, continuous unrealized loss position, accumulated loss (93,378) (93,270)
State and political subdivisions [Member]    
Debt Securities, Available-for-sale [Line Items]    
Securities available for sale, continuous unrealized loss position, less than 12 months, fair value 0 0
Securities available for sale, continuous unrealized loss position, less than 12 months, accumulated loss $ 0 $ 0
Securities available for sale, continuous unrealized loss position, less than 12 months, Number of Positions | securities 0 0
Securities available for sale, continuous unrealized loss position, 12 months or longer, fair value $ 164,299 $ 163,173
Securities available for sale, continuous unrealized loss position, 12 months or longer, accumulated loss $ (32,523) $ (34,820)
Securities, available for sale, continuous unrealized loss position, 12 Months or longer, Number of Positions | securities 68 68
Securities available for sale, continuous unrealized loss position, fair value $ 164,299 $ 163,173
Securities available for sale, continuous unrealized loss position, accumulated loss (32,523) (34,820)
Collateralized mortgage obligations [Member]    
Debt Securities, Available-for-sale [Line Items]    
Securities available for sale, continuous unrealized loss position, less than 12 months, fair value 0 0
Securities available for sale, continuous unrealized loss position, less than 12 months, accumulated loss $ 0 $ 0
Securities available for sale, continuous unrealized loss position, less than 12 months, Number of Positions | securities 0 0
Securities available for sale, continuous unrealized loss position, 12 months or longer, fair value $ 179,867 $ 193,683
Securities available for sale, continuous unrealized loss position, 12 months or longer, accumulated loss $ (43,139) $ (40,534)
Securities, available for sale, continuous unrealized loss position, 12 Months or longer, Number of Positions | securities 53 53
Securities available for sale, continuous unrealized loss position, fair value $ 179,867 $ 193,683
Securities available for sale, continuous unrealized loss position, accumulated loss (43,139) (40,534)
Mortgage-backed securities [Member]    
Debt Securities, Available-for-sale [Line Items]    
Securities available for sale, continuous unrealized loss position, less than 12 months, fair value 0 0
Securities available for sale, continuous unrealized loss position, less than 12 months, accumulated loss $ 0 $ 0
Securities available for sale, continuous unrealized loss position, less than 12 months, Number of Positions | securities 0 0
Securities available for sale, continuous unrealized loss position, 12 months or longer, fair value $ 91,897 $ 96,142
Securities available for sale, continuous unrealized loss position, 12 months or longer, accumulated loss $ (17,388) $ (17,216)
Securities, available for sale, continuous unrealized loss position, 12 Months or longer, Number of Positions | securities 22 22
Securities available for sale, continuous unrealized loss position, fair value $ 91,897 $ 96,142
Securities available for sale, continuous unrealized loss position, accumulated loss (17,388) (17,216)
Collateralized loan obligations [Member]    
Debt Securities, Available-for-sale [Line Items]    
Securities available for sale, continuous unrealized loss position, less than 12 months, fair value   1,110
Securities available for sale, continuous unrealized loss position, less than 12 months, accumulated loss   $ (1)
Securities available for sale, continuous unrealized loss position, less than 12 months, Number of Positions | securities   1
Securities available for sale, continuous unrealized loss position, 12 months or longer, fair value   $ 0
Securities available for sale, continuous unrealized loss position, 12 months or longer, accumulated loss   $ 0
Securities, available for sale, continuous unrealized loss position, 12 Months or longer, Number of Positions | securities   0
Securities available for sale, continuous unrealized loss position, fair value   $ 1,110
Securities available for sale, continuous unrealized loss position, accumulated loss   (1)
Corporate notes [Member]    
Debt Securities, Available-for-sale [Line Items]    
Securities available for sale, continuous unrealized loss position, less than 12 months, fair value 0 0
Securities available for sale, continuous unrealized loss position, less than 12 months, accumulated loss $ 0 $ 0
Securities available for sale, continuous unrealized loss position, less than 12 months, Number of Positions | securities 0 0
Securities available for sale, continuous unrealized loss position, 12 months or longer, fair value $ 10,422 $ 13,052
Securities available for sale, continuous unrealized loss position, 12 months or longer, accumulated loss $ (328) $ (699)
Securities, available for sale, continuous unrealized loss position, 12 Months or longer, Number of Positions | securities 7 8
Securities available for sale, continuous unrealized loss position, fair value $ 10,422 $ 13,052
Securities available for sale, continuous unrealized loss position, accumulated loss $ (328) $ (699)