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STOCK BASED COMPENSATION - Additional Information (Details) - USD ($) | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Apr. 12, 2017 | Apr. 09, 2013 | Apr. 08, 2008
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Shares authorized (in shares) |  |  |  |  |  | 1,125,000
Shares available for grant (in shares) | 454,308 |  |  |  |  |
Employee stock compensation | $ 7,200,000 | $ 1,800,000 | $ 4,200,000 |  |  |
Employee stock compensation, tax benefit | $ 1,800,000 | $ 500,000 | $ 1,100,000 |  |  |
Options granted (in shares) | 0 | 0 | 0 |  |  |
Modifications of options (in shares) | 0 |  |  |  |  |
2013 Plan Member |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Shares available for grant (in shares) |  |  |  |  | 435,867 |
2017 Plan Member |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Shares authorized (in shares) |  |  |  | 1,000,000 |  |
Restricted Stock |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Shares vested (in shares) | 18,450 |  |  |  |  |
Unrecognized compensation cost related to non-vested shares | $ 0 |  |  |  |  |
Fair value of shares vested | $ 1,100,000 | $ 700,000 | $ 700,000 |  |  |
Performance Stock Units |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Shares vested (in shares) | 83,216 | 120,204 | 126,672 |  |  |
Fair value of shares vested | $ 5,200,000 | $ 5,700,000 | $ 5,700,000 |  |  |
Unrecognized compensation cost related to options | $ 6,400,000 |  |  |  |  |
Unrecognized compensation cost, period for recognition | 1 year 9 months 7 days |  |  |  |  |
Stock Options |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Award term | 10 years |  |  |  |  |
Award vesting period | 3 years |  |  |  |  |

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