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Investment Securities - Available for Sale Securities Continuous Unrealized Loss Position (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Fair Value    
Less Than 12 Months $ 52,604 $ 183,951
12 Months or Greater 366,659 246,349
Total 419,263 430,300
Gross Unrealized Losses    
Less Than 12 Months (2,734) (13,575)
12 Months or Greater (47,904) (44,251)
Total (50,638) (57,826)
U.S. treasury securities    
Fair Value    
Less Than 12 Months 1,078 1,377
12 Months or Greater 246 245
Total 1,324 1,622
Gross Unrealized Losses    
Less Than 12 Months (18) (17)
12 Months or Greater (4) (5)
Total (22) (22)
U.S. agency securities    
Fair Value    
Less Than 12 Months 149 3,221
12 Months or Greater 4,378 1,364
Total 4,527 4,585
Gross Unrealized Losses    
Less Than 12 Months (1) (257)
12 Months or Greater (385) (193)
Total (386) (450)
Asset backed securities    
Fair Value    
Less Than 12 Months 1,280 10,780
12 Months or Greater 21,658 19,208
Total 22,938 29,988
Gross Unrealized Losses    
Less Than 12 Months (30) (319)
12 Months or Greater (693) (1,161)
Total (723) (1,480)
State, county & municipal securities    
Fair Value    
Less Than 12 Months 8,433 29,284
12 Months or Greater 99,032 75,472
Total 107,465 104,756
Gross Unrealized Losses    
Less Than 12 Months (327) (3,629)
12 Months or Greater (17,412) (17,734)
Total (17,739) (21,363)
Corporate debt securities    
Fair Value    
Less Than 12 Months 10,021 17,258
12 Months or Greater 37,053 30,651
Total 47,074 47,909
Gross Unrealized Losses    
Less Than 12 Months (1,533) (1,463)
12 Months or Greater (4,583) (3,857)
Total (6,116) (5,320)
Mortgage-backed securities    
Fair Value    
Less Than 12 Months 31,643 122,031
12 Months or Greater 204,292 119,409
Total 235,935 241,440
Gross Unrealized Losses    
Less Than 12 Months (825) (7,890)
12 Months or Greater (24,827) (21,301)
Total $ (25,652) $ (29,191)