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STOCK COMPENSATION PLANS (Tables) | 12 Months Ended
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Dec. 31, 2020
STOCK COMPENSATION PLANS [Abstract] |
Changes in Shares of Class A Common Stock Underlying Options and Restricted Stock Awards | The following summary reflects changes in the shares of Class A Stock under option:
|  | 2020 Shares |  |  | 2020 Weighted Average Exercise Price |  |  | 2019 Shares |  |  | 2019 Weighted Average Exercise Price |  |  | 2018 Shares |  |  | 2018 Weighted Average Exercise Price |
Plan options |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding at beginning of year |  |  | 153,250 |  |  | $ | 20.40 |  |  |  | 168,750 |  |  | $ | 20.11 |  |  |  | 176,802 |  |  | $ | 19.91 |
Granted |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Exercised |  |  | (36,903 | ) |  |  | 18.83 |  |  |  | (15,500 | ) |  |  | 17.15 |  |  |  | (8,052 | ) |  |  | 15.77 |
Expired |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Outstanding at end of year |  |  | 116,347 |  |  | $ | 20.90 |  |  |  | 153,250 |  |  | $ | 20.40 |  |  |  | 168,750 |  |  | $ | 20.11 |
Options exercisable at year end |  |  | 116,347 |  |  | $ | 20.90 |  |  |  | 153,250 |  |  | $ | 20.40 |  |  |  | 168,750 |  |  | $ | 20.11 |
Employee and Director Stock Options | The following table summarizes information about employee and director stock options outstanding and exercisable at December 31, 2020:
Options Outstanding and Exercisable |  |  |  |  |  |
Range of Exercise Price |  | Shares Outstanding at December 31, 2020 |  | Weighted Average Remaining Life |  | Weighted Average Exercise Price |  | Aggregate Intrinsic Value
$ | 19.01 - 20.46 |  | 48,847 |  | 0.92 Years |  | $ | 19.03 |  | $ | 881,573
$ | 20.47 - 22.66 |  | 67,500 |  | 2.85 Years |  | $ | 22.26 |  | $ | 1,000,350
Changes in Shares of Class A Stock in Restricted Stock Awards (RSA) | The following summary reflects changes in the shares of Class A Stock Restricted Stock Awards (RSA):
|  | 2020 Shares |  |  | 2020 Weighted Average Grant Date Fair Value |  |  | 2019 Shares |  |  | 2019 Weighted Average Grant Date Fair Value |  |  | 2018 Shares |  |  | 2018 Weighted Average Exercise Price |
Plan RSA’s |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding at beginning of year |  |  | 5,000 |  |  | $ | 36.11 |  |  |  | 5,000 |  |  | $ | 38.51 |  |  |  | 5,000 |  |  | $ | 38.10 |
Granted |  |  | 5,000 |  |  |  | 35.01 |  |  |  | 5,000 |  |  |  | 36.11 |  |  |  | 5,000 |  |  |  | 38.51 |
Vested/Released |  |  | (5,000 | ) |  |  | 36.11 |  |  |  | (5,000 | ) |  |  | 38.51 |  |  |  | (5,000 | ) |  |  | 38.10 |
Cancelled |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Unvested Outstanding at end of year |  |  | 5,000 |  |  | $ | 35.01 |  |  |  | 5,000 |  |  | $ | 36.11 |  |  |  | 5,000 |  |  | $ | 38.51 |

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