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Investment Securities - Unrealized Losses (Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Fair Value |  |
Less than 12 Months | $ 198,278 | $ 21,668
12 Months or Longer | 30,469 | 37,362
Total | 228,747 | 59,030
Unrealized Losses |  |
Less than 12 Months | (7,126) | (256)
12 Months or Longer | (319) | (297)
Total | (7,445) | (553)
U.S. government and agency securities |  |
Fair Value |  |
Less than 12 Months | 54,549 |
12 Months or Longer | 0 |
Total | 54,549 |
Unrealized Losses |  |
Less than 12 Months | (2,188) |
12 Months or Longer | 0 |
Total | (2,188) |
Municipal securities |  |
Fair Value |  |
Less than 12 Months | 48,130 | 10,264
12 Months or Longer | 2,312 | 0
Total | 50,442 | 10,264
Unrealized Losses |  |
Less than 12 Months | (1,558) | (227)
12 Months or Longer | (153) | 0
Total | (1,711) | (227)
Residential CMO and MBS |  |
Fair Value |  |
Less than 12 Months | 16,359 | 0
12 Months or Longer | 24,221 | 25,293
Total | 40,580 | 25,293
Unrealized Losses |  |
Less than 12 Months | (768) | 0
12 Months or Longer | (149) | (209)
Total | (917) | (209)
Commercial CMO and MBS |  |
Fair Value |  |
Less than 12 Months | 79,240 | 11,404
12 Months or Longer | 2,606 | 7,499
Total | 81,846 | 18,903
Unrealized Losses |  |
Less than 12 Months | (2,612) | (29)
12 Months or Longer | (7) | (61)
Total | (2,619) | (90)
Other asset-backed securities |  |
Fair Value |  |
Less than 12 Months | 0 | 0
12 Months or Longer | 1,330 | 4,570
Total | 1,330 | 4,570
Unrealized Losses |  |
Less than 12 Months | 0 | 0
12 Months or Longer | (10) | (27)
Total | $ (10) | $ (27)

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