v3.26.1
Securities - Narrative (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2026
USD ($)
investment
Jun. 30, 2025
USD ($)
Mar. 31, 2025
USD ($)
Jun. 30, 2026
USD ($)
investment
Jun. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
investment
Dec. 31, 2009
USD ($)
Debt Securities, Available-for-sale [Line Items]              
Proceeds from sale of short-term investments     $ 204,900,000        
Proceeds from Sales $ 14,984,000 $ 0   $ 14,984,000 $ 205,376,000    
Carrying value of securities pledged to secure repurchase agreements, public and trust deposits and other by law 957,118,000     957,118,000   $ 1,034,917,000  
Securities, available-for-sale, at amortized cost 0     0   0  
Accrued interest receivable on available-for-sale debt securities 9,977,000     9,977,000   9,239,000  
Original amount in non-controlling investment security in a single banking organization 353,000     353,000   $ 353,000 $ 1,350,000
Additional impairment on equity securities recognized through earnings $ 0     $ 0     $ 997,000
Equity Securities              
Debt Securities, Available-for-sale [Line Items]              
Number of non-controlling investments in a single banking organization | investment 1     1   1