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Securities Available for Sale (Details 3) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Investment securities with unrealized losses |  |
Fair Value, Less Than 12 Months | $ 718,367 | $ 91,251
Unrealized Losses, Less Than 12 Months | (10,925) | (506)
Fair Value, 12 Months or Longer | 74,575 | 0
Unrealized Losses, 12 Months or Longer | (2,812) | 0
Fair Value, Total | 792,942 | 91,251
Unrealized Losses, Total | (13,737) | (506)
U.S. Treasury and U.S. government sponsored entities |  |
Investment securities with unrealized losses |  |
Fair Value, Less Than 12 Months | 81,236 | 8,153
Unrealized Losses, Less Than 12 Months | (1,960) | (54)
Fair Value, 12 Months or Longer | 8,271 | 0
Unrealized Losses, 12 Months or Longer | (378) | 0
Fair Value, Total | 89,507 | 8,153
Unrealized Losses, Total | (2,338) | (54)
State and political subdivisions |  |
Investment securities with unrealized losses |  |
Fair Value, Less Than 12 Months | 103,651 | 19,205
Unrealized Losses, Less Than 12 Months | (1,020) | (204)
Fair Value, 12 Months or Longer | 10,020 | 0
Unrealized Losses, 12 Months or Longer | (185) | 0
Fair Value, Total | 113,671 | 19,205
Unrealized Losses, Total | (1,205) | (204)
Mortgage-backed securities - residential |  |
Investment securities with unrealized losses |  |
Fair Value, Less Than 12 Months | 525,792 | 63,401
Unrealized Losses, Less Than 12 Months | (7,872) | (243)
Fair Value, 12 Months or Longer | 55,569 | 0
Unrealized Losses, 12 Months or Longer | (2,222) | 0
Fair Value, Total | 581,361 | 63,401
Unrealized Losses, Total | (10,094) | (243)
Collateralized mortgage obligations |  |
Investment securities with unrealized losses |  |
Fair Value, Less Than 12 Months | 7,270 | 294
Unrealized Losses, Less Than 12 Months | (71) | (3)
Fair Value, 12 Months or Longer | 0 | 0
Unrealized Losses, 12 Months or Longer | 0 | 0
Fair Value, Total | 7,270 | 294
Unrealized Losses, Total | (71) | (3)
Corporate bonds |  |
Investment securities with unrealized losses |  |
Fair Value, Less Than 12 Months | 418 | 198
Unrealized Losses, Less Than 12 Months | (2) | (2)
Fair Value, 12 Months or Longer | 715 | 0
Unrealized Losses, 12 Months or Longer | (27) | 0
Fair Value, Total | 1,133 | 198
Unrealized Losses, Total | $ (29) | $ (2)

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