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EMPLOYEE BENEFIT PLANS - 401(k) and Other plans (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) item
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total 401(k) expense | $ 1,200 | $ 1,200 | $ 1,100
Number of executives | item |  |  | 1
Salary continuation agreement |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Accrued liability | 8,000 | 8,800 |
Benefit expense | 312 | 793 | $ 779
Split-dollar life insurance agreement |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Accrued liability | 876 | 919 |
Benefit expense | $ 22 | $ 65 | $ 163

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