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INVESTMENT SECURITIES - Summary of Unrealized Loss Positions (Details) $ in Thousands | Dec. 31, 2021 USD ($) numberOfBank | Dec. 31, 2020 USD ($) numberOfBank
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Investments in an unrealized loss position |  |
Carrying value of investment securities pledged | $ 244,600 | $ 229,400
Amount of pretax loss if securities in an unrealized loss position are sold | (4,600) |
Investments in an Unrealized Loss Position |  |
Less than 12 months, fair value | 203,065 | 50,155
Less than 12 months, unrealized loss | (3,437) | (376)
12 months or more, fair value | 36,616 | 15,923
12 months or more, unrealized loss | $ (1,202) | $ (158)
United States government agency securities |  |
Description and Number of Positions |  |
Number of investments in an unrealized loss position, AFS | numberOfBank | 21 | 27
Investments in an Unrealized Loss Position |  |
Less than 12 months, fair value | $ 5,101 | $ 19,021
Less than 12 months, unrealized loss | (77) | (68)
12 months or more, fair value | 21,770 | 12,574
12 months or more, unrealized loss | $ (819) | $ (142)
United States sponsored mortgage-backed securities |  |
Description and Number of Positions |  |
Number of investments in an unrealized loss position, AFS | numberOfBank | 30 | 9
Investments in an Unrealized Loss Position |  |
Less than 12 months, fair value | $ 55,354 | $ 15,331
Less than 12 months, unrealized loss | (1,346) | (155)
12 months or more, fair value | 7,845 | 3,349
12 months or more, unrealized loss | $ (287) | $ (16)
United States treasury securities |  |
Description and Number of Positions |  |
Number of investments in an unrealized loss position, AFS | numberOfBank | 24 |
Investments in an Unrealized Loss Position |  |
Less than 12 months, fair value | $ 110,389 |
Less than 12 months, unrealized loss | (1,744) |
12 months or more, fair value | 0 |
12 months or more, unrealized loss | $ 0 |
Municipal securities |  |
Description and Number of Positions |  |
Number of investments in an unrealized loss position, AFS | numberOfBank | 53 | 14
Investments in an Unrealized Loss Position |  |
Less than 12 months, fair value | $ 32,221 | $ 11,856
Less than 12 months, unrealized loss | (270) | (82)
12 months or more, fair value | 7,001 | 0
12 months or more, unrealized loss | $ (96) | $ 0
Corporate debt securities |  |
Description and Number of Positions |  |
Number of investments in an unrealized loss position, AFS | numberOfBank |  | 5
Investments in an Unrealized Loss Position |  |
Less than 12 months, fair value |  | $ 3,947
Less than 12 months, unrealized loss |  | (71)
12 months or more, fair value |  | 0
12 months or more, unrealized loss |  | $ 0

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