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Securities - Unrealized Loss on Securities (Details) - USD ($) $ in Thousands | Sep. 30, 2022 | Dec. 31, 2021
--- | --- | ---
AVAILABLE FOR SALE |  |
Less than 12 Months, fair value | $ 1,393,355 | $ 311,552
Less than 12 Months, unrealized loss | 166,856 | 3,891
More than 12 Months, fair value | 6,641 | 17,450
More than 12 Months, unrealized Loss | 1,829 | 1,059
Total fair value | 1,399,996 | 329,002
Total unrealized loss | 168,685 | 4,950
HELD TO MATURITY |  |
Less than 12 months, fair value | 853,678 |
Less than 12 months, unrealized loss | 177,678 |
More than 12 months, fair value | 88,823 |
More than 12 months, unrealized loss | 30,227 |
Total fair value | 942,501 |
Total unrealized loss | 207,905 |
US Treasury Securities |  |
AVAILABLE FOR SALE |  |
Less than 12 Months, fair value |  | 9,947
Less than 12 Months, unrealized loss |  | 50
More than 12 Months, fair value |  | 0
More than 12 Months, unrealized Loss |  | 0
Total fair value |  | 9,947
Total unrealized loss |  | 50
State and political subdivisions |  |
AVAILABLE FOR SALE |  |
Less than 12 Months, fair value | 1,026,787 | 260,509
Less than 12 Months, unrealized loss | 146,634 | 3,622
More than 12 Months, fair value | 3,862 | 7,608
More than 12 Months, unrealized Loss | 1,070 | 592
Total fair value | 1,030,649 | 268,117
Total unrealized loss | 147,704 | 4,214
HELD TO MATURITY |  |
Less than 12 months, fair value | 644,238 |
Less than 12 months, unrealized loss | 161,326 |
More than 12 months, fair value | 83,137 |
More than 12 months, unrealized loss | 29,515 |
Total fair value | 727,375 |
Total unrealized loss | 190,841 |
Corporate bonds and other |  |
AVAILABLE FOR SALE |  |
Less than 12 Months, fair value | 53,381 | 35,597
Less than 12 Months, unrealized loss | 2,794 | 209
More than 12 Months, fair value | 0 | 0
More than 12 Months, unrealized Loss | 0 | 0
Total fair value | 53,381 | 35,597
Total unrealized loss | 2,794 | 209
HELD TO MATURITY |  |
Less than 12 months, fair value | 87,630 |
Less than 12 months, unrealized loss | 5,939 |
More than 12 months, fair value | 1,751 |
More than 12 months, unrealized loss | 138 |
Total fair value | 89,381 |
Total unrealized loss | 6,077 |
Residential |  |
AVAILABLE FOR SALE |  |
Less than 12 Months, fair value | 307,521 | 1,225
Less than 12 Months, unrealized loss | 17,084 | 3
More than 12 Months, fair value | 0 | 5,168
More than 12 Months, unrealized Loss | 0 | 269
Total fair value | 307,521 | 6,393
Total unrealized loss | 17,084 | 272
HELD TO MATURITY |  |
Less than 12 months, fair value | 81,422 |
Less than 12 months, unrealized loss | 7,809 |
More than 12 months, fair value | 3,935 |
More than 12 months, unrealized loss | 574 |
Total fair value | 85,357 |
Total unrealized loss | 8,383 |
Commercial |  |
AVAILABLE FOR SALE |  |
Less than 12 Months, fair value | 5,666 | 4,274
Less than 12 Months, unrealized loss | 344 | 7
More than 12 Months, fair value | 2,779 | 4,674
More than 12 Months, unrealized Loss | 759 | 198
Total fair value | 8,445 | 8,948
Total unrealized loss | 1,103 | $ 205
HELD TO MATURITY |  |
Less than 12 months, fair value | 40,388 |
Less than 12 months, unrealized loss | 2,604 |
More than 12 months, fair value | 0 |
More than 12 months, unrealized loss | 0 |
Total fair value | 40,388 |
Total unrealized loss | $ 2,604 |

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