v3.25.2
Securities (Securities in a Continuous Unrealized Loss Position) (Details)
$ in Thousands
Jun. 30, 2025
USD ($)
security
Dec. 31, 2024
USD ($)
security
Debt Securities, Available-for-sale [Line Items]    
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, number of securities | security 33 59
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, fair value $ 116,686 $ 399,453
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, unrealized losses $ (408) $ (3,644)
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, number of securities | security 104 106
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, fair value $ 504,543 $ 511,955
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, unrealized losses $ (113,842) $ (129,665)
Available for sale debt securities, securities in continuous unrealized loss position, number of securities | security 137 165
Available for sale debt securities, securities in continuous unrealized loss position, fair value $ 621,229 $ 911,408
Available for sale debt securities, securities in continuous unrealized loss position, unrealized losses $ (114,250) $ (133,309)
Obligations of U.S. government agencies and U.S. government-sponsored enterprises    
Debt Securities, Available-for-sale [Line Items]    
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, number of securities | security 1 2
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, fair value $ 297 $ 15,289
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, unrealized losses $ (2) $ (12)
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, number of securities | security 6 6
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, fair value $ 24,208 $ 23,323
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, unrealized losses $ (2,242) $ (3,127)
Available for sale debt securities, securities in continuous unrealized loss position, number of securities | security 7 8
Available for sale debt securities, securities in continuous unrealized loss position, fair value $ 24,505 $ 38,612
Available for sale debt securities, securities in continuous unrealized loss position, unrealized losses $ (2,244) $ (3,139)
Mortgage-backed securities issued by U.S. government-sponsored agencies and U.S. government-sponsored enterprises    
Debt Securities, Available-for-sale [Line Items]    
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, number of securities | security 31 57
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, fair value $ 115,754 $ 384,164
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, unrealized losses $ (391) $ (3,632)
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, number of securities | security 92 93
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, fair value $ 461,720 $ 466,741
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, unrealized losses $ (110,828) $ (125,819)
Available for sale debt securities, securities in continuous unrealized loss position, number of securities | security 123 150
Available for sale debt securities, securities in continuous unrealized loss position, fair value $ 577,474 $ 850,905
Available for sale debt securities, securities in continuous unrealized loss position, unrealized losses $ (111,219) $ (129,451)
Obligations of states and political subdivisions    
Debt Securities, Available-for-sale [Line Items]    
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, number of securities | security 1  
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, fair value $ 635  
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, unrealized losses $ (15)  
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, number of securities | security 0  
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, fair value $ 0  
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, unrealized losses $ 0  
Available for sale debt securities, securities in continuous unrealized loss position, number of securities | security 1  
Available for sale debt securities, securities in continuous unrealized loss position, fair value $ 635  
Available for sale debt securities, securities in continuous unrealized loss position, unrealized losses $ (15)  
Individual name issuer trust preferred debt securities    
Debt Securities, Available-for-sale [Line Items]    
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, number of securities | security 0 0
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, fair value $ 0 $ 0
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, unrealized losses $ 0 $ 0
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, number of securities | security 2 3
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, fair value $ 6,049 $ 9,221
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, unrealized losses $ (134) $ (193)
Available for sale debt securities, securities in continuous unrealized loss position, number of securities | security 2 3
Available for sale debt securities, securities in continuous unrealized loss position, fair value $ 6,049 $ 9,221
Available for sale debt securities, securities in continuous unrealized loss position, unrealized losses $ (134) $ (193)
Corporate bonds    
Debt Securities, Available-for-sale [Line Items]    
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, number of securities | security 0 0
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, fair value $ 0 $ 0
Available for sale debt securities, securities in continuous unrealized loss position, less than 12 months, unrealized losses $ 0 $ 0
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, number of securities | security 4 4
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, fair value $ 12,566 $ 12,670
Available for sale debt securities, securities in continuous unrealized loss position, greater than 12 months, unrealized losses $ (638) $ (526)
Available for sale debt securities, securities in continuous unrealized loss position, number of securities | security 4 4
Available for sale debt securities, securities in continuous unrealized loss position, fair value $ 12,566 $ 12,670
Available for sale debt securities, securities in continuous unrealized loss position, unrealized losses $ (638) $ (526)