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Securities - Gross Unrealized Losses and Fair Values by Investment Type (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]    
Debt securities, available-for-sale, fair value, less than twelve months $ 275,781 $ 607,923
Debt securities, available-for-sale, unrealized losses, less than twelve months 19,984 8,077
Debt securities, available-for-sale, fair value, twelve months or more 490,301 33,530
Debt securities, available-for-sale, unrealized losses, twelve months or more 67,361 545
Debt securities, available-for-sale, fair value, total 766,082 641,453
Debt securities, available-for-sale, unrealized losses, total 87,345 8,622
U.S. agency    
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]    
Debt securities, available-for-sale, fair value, less than twelve months 8,244 11,986
Debt securities, available-for-sale, unrealized losses, less than twelve months 799 109
Debt securities, available-for-sale, fair value, twelve months or more 2,587 1,286
Debt securities, available-for-sale, unrealized losses, twelve months or more 301 3
Debt securities, available-for-sale, fair value, total 10,831 13,272
Debt securities, available-for-sale, unrealized losses, total 1,100 112
U.S. agency residential mortgage-backed    
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]    
Debt securities, available-for-sale, fair value, less than twelve months 33,784 171,398
Debt securities, available-for-sale, unrealized losses, less than twelve months 1,920 3,555
Debt securities, available-for-sale, fair value, twelve months or more 54,793 19,024
Debt securities, available-for-sale, unrealized losses, twelve months or more 8,341 319
Debt securities, available-for-sale, fair value, total 88,577 190,422
Debt securities, available-for-sale, unrealized losses, total 10,261 3,874
U.S. agency commercial mortgage-backed    
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]    
Debt securities, available-for-sale, fair value, less than twelve months 1,609 19,900
Debt securities, available-for-sale, unrealized losses, less than twelve months 73 224
Debt securities, available-for-sale, fair value, twelve months or more 11,844 0
Debt securities, available-for-sale, unrealized losses, twelve months or more 1,521 0
Debt securities, available-for-sale, fair value, total 13,453 19,900
Debt securities, available-for-sale, unrealized losses, total 1,594 224
Private label mortgage-backed    
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]    
Debt securities, available-for-sale, fair value, less than twelve months 39,954 64,408
Debt securities, available-for-sale, unrealized losses, less than twelve months 2,582 640
Debt securities, available-for-sale, fair value, twelve months or more 53,346 2,180
Debt securities, available-for-sale, unrealized losses, twelve months or more 6,014 32
Debt securities, available-for-sale, fair value, total 93,300 66,588
Debt securities, available-for-sale, unrealized losses, total 8,596 672
Other asset backed    
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]    
Debt securities, available-for-sale, fair value, less than twelve months 110,859 86,581
Debt securities, available-for-sale, unrealized losses, less than twelve months 2,657 248
Debt securities, available-for-sale, fair value, twelve months or more 83,802 978
Debt securities, available-for-sale, unrealized losses, twelve months or more 3,373 21
Debt securities, available-for-sale, fair value, total 194,661 87,559
Debt securities, available-for-sale, unrealized losses, total 6,030 269
Obligations of states and political subdivisions    
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]    
Debt securities, available-for-sale, fair value, less than twelve months 56,455 178,484
Debt securities, available-for-sale, unrealized losses, less than twelve months 10,216 2,151
Debt securities, available-for-sale, fair value, twelve months or more 231,705 7,093
Debt securities, available-for-sale, unrealized losses, twelve months or more 40,349 70
Debt securities, available-for-sale, fair value, total 288,160 185,577
Debt securities, available-for-sale, unrealized losses, total 50,565 2,221
Corporate    
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]    
Debt securities, available-for-sale, fair value, less than twelve months 24,876 75,166
Debt securities, available-for-sale, unrealized losses, less than twelve months 1,737 1,150
Debt securities, available-for-sale, fair value, twelve months or more 51,293 1,050
Debt securities, available-for-sale, unrealized losses, twelve months or more 7,414 44
Debt securities, available-for-sale, fair value, total 76,169 76,216
Debt securities, available-for-sale, unrealized losses, total 9,151 1,194
Trust preferred    
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]    
Debt securities, available-for-sale, fair value, less than twelve months 0 0
Debt securities, available-for-sale, unrealized losses, less than twelve months 0 0
Debt securities, available-for-sale, fair value, twelve months or more 931 1,919
Debt securities, available-for-sale, unrealized losses, twelve months or more 48 56
Debt securities, available-for-sale, fair value, total 931 1,919
Debt securities, available-for-sale, unrealized losses, total $ 48 $ 56