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CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Available-for-sale debt securities $ 849,734 $ 602,493
Held-to-maturity debt securities $ 5,087 $ 10,735
Preferred stock, no par value $ 0 $ 0
Class A Common Stock    
Common Stock, no par value $ 0 $ 0
Common Stock, shares authorized 30,000,000 30,000,000
Common Stock, issued 17,387,179 17,297,878
Common Stock, outstanding 17,387,179 17,297,878
Class B Common Stock    
Common Stock, no par value $ 0 $ 0
Common Stock, shares authorized 5,000,000 5,000,000
Common Stock, issued 2,148,876 2,150,090
Common Stock, outstanding 2,148,876 2,150,090