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EMPLOYEE BENEFITS - Summary of Activity of Share-based Plans (Details) - $ / shares | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Service Based - Restricted Stock Units Outstanding |  |  |
Number of Shares |  |  |
Balance, January 1, 2023 | 225,928 |  |
Granted (shares) | 57,966 |  |
Stock options exercised (in shares) | 0 |  |
Stock awards vested (shares) | (74,698) |  |
Forfeited (shares) | (11,253) |  |
Canceled/expired (shares) | 0 |  |
Balance, December 31, 2023 | 197,943 | 225,928 |
Weighted- Average Grant-Date Fair Value |  |  |
Balance, January 1, 2023 | $ 36.60 |  |
Granted (in dollars per share) | 30.14 |  |
Stock options exercised (in dollars per share) | 0 |  |
Stock awards vested (in dollars per share) | 36.57 |  |
Forfeited (in dollars per share) | 36.30 |  |
Canceled/expired (in dollars per share) | 0 |  |
Balance, December 31, 2023 | $ 34.76 | $ 36.60 |
Performance Based - Restricted Stock Units Outstanding |  |  |
Number of Shares |  |  |
Balance, January 1, 2023 | 13,514 |  |
Granted (shares) | 15,140 |  |
Stock options exercised (in shares) | 0 |  |
Stock awards vested (shares) | 0 |  |
Forfeited (shares) | 0 |  |
Canceled/expired (shares) | 0 |  |
Balance, December 31, 2023 | 28,654 | 13,514 |
Weighted- Average Grant-Date Fair Value |  |  |
Balance, January 1, 2023 | $ 41.74 |  |
Granted (in dollars per share) | 38.89 |  |
Stock options exercised (in dollars per share) | 0 |  |
Stock awards vested (in dollars per share) | 0 |  |
Forfeited (in dollars per share) | 0 |  |
Canceled/expired (in dollars per share) | 0 |  |
Balance, December 31, 2023 | $ 40.18 | $ 41.74 |
Stock Options Outstanding |  |  |
Number of Shares |  |  |
Stock awards vested (shares) | 0 |  |
Weighted- Average Grant-Date Fair Value |  |  |
Stock awards vested (in dollars per share) | $ 0 |  |
Number of Shares |  |  |
Balance, January 1, 2023 | 673,011 |  |
Granted (shares) | 0 | 0 | 0
Stock options exercised (shares) | (38,556) |  |
Forfeited (shares) | (3,682) |  |
Canceled/expired (shares) | (10,267) |  |
Balance, December 31, 2023 | 620,506 | 673,011 |
Weighted- Average Exercise Price |  |  |
Balance, January 1, 2023 | $ 33.45 |  |
Granted (in dollars per share) | 0 |  |
Stock options exercised (in dollars per share) | 28.03 |  |
Forfeited (in dollars per share) | 34.83 |  |
Canceled/expired (in dollars per share) | 34.12 |  |
Balance, December 31, 2023 | 33.76 | $ 33.45 |
Weighted- Average Grant-Date Fair Value |  |  |
Balance, January 1, 2023 | 6.49 |  |
Granted (in dollars per share) | 0 |  |
Stock options exercised (in dollars per share) | 6.77 |  |
Forfeited (in dollars per share) | 5.89 |  |
Canceled/expired (in dollars per share) | 6.37 |  |
Balance, December 31, 2023 | $ 6.47 | $ 6.49 |

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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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