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EQUITY AWARDS - Summary of Restricted Stock Awards and Units Activity (Details) - Restricted Stock Awards And Units [Member] - $ / shares | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Number of Shares |  |
Outstanding at beginning of year (in shares) | 35,300 | 31,459
Effect of 10% stock dividend (in shares) | 3,530 |
Granted (in shares) | 3,500 | 19,500
Vested (in shares) | (12,140) | (15,179)
Forfeited (in shares) |  | (480)
Balance (in shares) | 30,190 | 35,300
Weighted-Average Grant Date Fair Value |  |
Outstanding at beginning of year | $ 29.72 | $ 30.29
Granted | 33.09 | 29.32
Vested | 27.05 | 30.33
Forfeited | $ 27.52 | 31.57
Balance |  | $ 29.72

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