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EQUITY AWARDS (Tables) | 6 Months Ended
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Jun. 30, 2021
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Schedule of Stock Option Activity | A summary of stock option activity in the Plan during the six months ended June 30, 2021 and 2020 follows:
Six Months Ended June 30, 2021 |  | Number of Shares |  |  | Weighted- Average Exercise Price |  |  | Weighted- Average Remaining Contractual Life in Years |  |  | Aggregate Intrinsic Value |
Outstanding at beginning of year |  |  | 506,200 |  |  | $ | 26.81 |  |  |  | 5.82 |  |  | $ | 1,805 |
Effect of 10% stock dividend |  |  | 50,770 |  |  |  |  |  |  |  |  |  |  |  |  |
Granted |  |  | 24,500 |  |  |  | 33.37 |  |  |  | 9.61 |  |  |  | 22 |
Exercised |  |  | (28,590 | ) |  |  | 22.28 |  |  |  | 3.38 |  |  |  | 337 |
Forfeited |  |  | (19,020 | ) |  |  | 26.01 |  |  |  | 7.09 |  |  |  | 153 |
Balance, June 30, 2021 |  |  | 533,860 |  |  | $ | 24.84 |  |  |  | 5.58 |  |  | $ | 4,930 |
Exercisable at end of period |  |  | 312,206 |  |  | $ | 23.58 |  |  |  | 4.49 |  |  | $ | 3,274 |
Six Months Ended June 30, 2020 |  | Number of Shares |  |  | Weighted- Average Exercise Price |  |  | Weighted- Average Remaining Contractual Life in Years |  |  | Aggregate Intrinsic Value |
Outstanding at beginning of year |  |  | 508,000 |  |  | $ | 26.68 |  |  |  | 6.24 |  |  | $ | 3,159 |
Granted |  |  | 35,000 |  |  |  | 27.64 |  |  |  | 9.72 |  |  |  | 41 |
Exercised |  |  | (3,000 | ) |  |  | 24.00 |  |  |  | 2.29 |  |  |  | 6 |
Forfeited |  |  | (28,200 | ) |  |  | 31.93 |  |  |  | 8.16 |  |  |  | — |
Balance, June 30, 2020 |  |  | 511,800 |  |  | $ | 26.47 |  |  |  | 5.90 |  |  | $ | 607 |
Exercisable at end of period |  |  | 284,620 |  |  | $ | 25.28 |  |  |  | 4.88 |  |  | $ | 438 |
Schedule of Nonvested Stock Option Activity | A summary of nonvested stock option activity in the Plan during the six months ended June 30, 2021 and 2020 follows:
Six Months Ended June 30, 2021 |  |  |  | Number of Shares |  |  | Weighted-Average Grant Date Fair Value |
Outstanding at beginning of year |  |  |  |  |  |  | 214,680 |  |  | $ | 4.46 |
Effect of 10% stock dividend |  |  |  |  |  |  | 23,218 |  |  |  |  |
Granted |  |  |  |  |  |  | 24,500 |  |  |  | 5.67 |
Vested |  |  |  |  |  |  | (31,724 | ) |  |  | (6.13 | )
Forfeited |  |  |  |  |  |  | (9,020 | ) |  |  | (8.06 | )
Balance, June 30, 2021 |  |  |  |  |  |  | 221,654 |  |  | $ | 5.01 |
Six Months Ended June 30, 2020 |  |  |  | Number of Shares |  |  | Weighted-Average Grant Date Fair Value |
Outstanding at beginning of year |  |  |  |  |  |  | 251,120 |  |  | $ | 4.97 |
Granted |  |  |  |  |  |  | 35,000 |  |  |  | 4.13 |
Vested |  |  |  |  |  |  | (35,740 | ) |  |  | (6.43 | )
Forfeited |  |  |  |  |  |  | (23,200 | ) |  |  | (3.13 | )
Balance, June 30, 2020 |  |  |  |  |  |  | 227,180 |  |  | $ | 5.55 |
Plan Information | Information related to stock options in the Plan is as follows for the six months ended:
|  | June 30, 2021 |  |  | June 30, 2020 |
Intrinsic value of options exercised |  | $ | 337 |  |  | $ | 6 |
Cash received from options exercised |  | $ | 636 |  |  |  | 72 |
Weighted average fair value of options granted |  |  | 5.67 |  |  |  | 4.13 |
Summary of Restricted Stock Awards and Units Activity | A summary of restricted stock activity in the Plan during the six months ended June 30, 2021 and 2020 follows:
Six Months Ended June 30, 2021 |  | Number of Shares |  |  | Weighted-Average Grant Date Fair Value |
Outstanding at beginning of year |  |  | 35,300 |  |  | $ | 29.72 |
Effect of 10% stock dividend |  |  | 3,530 |  |  |  | — |
Granted |  |  | — |  |  |  | — |
Vested |  |  | (4,840 | ) |  |  | 30.25 |
Forfeited |  |  | — |  |  |  | — |
Balance, June 30, 2021 |  |  | 33,990 |  |  | $ | 26.95 |
Six Months Ended June 30, 2020 |  | Number of Shares |  |  | Weighted-Average Grant Date Fair Value |
Outstanding at beginning of year |  |  | 31,459 |  |  | $ | 30.29 |
Granted |  |  | — |  |  |  | — |
Vested |  |  | (10,100 | ) |  |  | 30.25 |
Forfeited |  |  | — |  |  |  | — |
Balance, June 30, 2020 |  |  | 21,359 |  |  | $ | 30.31 |

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- Definition Tabular disclosure of cash received from exercise of stock options and similar instruments granted under share-based payment arrangements and tax benefit from exercise of stock options. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120381028&loc=SL79508275-113901 + Details
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- Definition Tabular disclosure of the changes in outstanding nonvested shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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