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Stock-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2020
Share-based Payment Arrangement [Abstract] |
Schedule of Outstanding Restricted Stock | The following table presents information regarding the activity during 2018, 2019, and 2020 related to the Company’s outstanding restricted stock:
| Long-Term Restricted Stock
| Shares |  | Grant Date Fair Value
Nonvested at January 1, 2018 | 103,063 |  |  | $ | 24.08 |
Granted during the period | 66,060 |  |  | 40.04 |
Vested during the period | (35,703) |  |  | 22.82 |
Forfeited or expired during the period | (4,169) |  |  | 29.99 |
Nonvested at December 31, 2018 | 129,251 |  |  | $ | 32.39 |
Granted during the period | 82,826 |  |  | 36.36 |
Vested during the period | (51,757) |  |  | 25.02 |
Forfeited or expired during the period | (954) |  |  | 41.93 |
Nonvested at December 31, 2019 | 159,366 |  |  | $ | 36.79 |
Granted during the period | 68,704 |  |  | 26.96 |
Vested during the period | (55,965) |  |  | 33.91 |
Forfeited or expired during the period | — |  |  | — |
Nonvested at December 31, 2020 | 172,105 |  |  | $ | 33.80 |
Schedule of Company's Stock Options Outstanding | The following table presents information regarding the activity since January 1, 2018 related to all of the Company’s stock options outstanding:
| Options Outstanding
| Number of Shares |  | Weighted- Average Exercise Price |  | Weighted- Average Contractual Term (years) |  | Aggregate Intrinsic Value
Balance at January 1, 2018 | 38,689 |  |  | $ | 16.09 |  |  |  |  |
Granted | — |  |  | — |  |  |  |  |
Exercised | (29,689) |  |  | 16.61 |  |  |  |  | $ | 659,743 |
Forfeited | — |  |  | — |  |  |  |  |
Expired | — |  |  | — |  |  |  |  |
Balance at December 31, 2018 | 9,000 |  |  | $ | 14.35 |  |  |  |  |
Granted | — |  |  | — |  |  |  |  |
Exercised | (9,000) |  |  | 14.35 |  |  |  |  | $ | 203,963 |
Forfeited | — |  |  | — |  |  |  |  |
Expired | — |  |  | — |  |  |  |  |
Balance at December 31, 2019 | — |  |  | $ | — |  |  |  |  |
Granted | — |  |  | — |  |  |  |  |
Exercised | — |  |  | — |  |  |  |  | $ | — |
Forfeited | — |  |  | — |  |  |  |  |
Expired | — |  |  | — |  |  |  |  |
Outstanding at December 31, 2020 | — |  |  | $ | — |  |  | — |  |  | $ | — |
Exercisable at December 31, 2020 | — |  |  | $ | — |  |  | — |  |  | $ | — |

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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=116856206&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=116856206&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=116856206&loc=d3e5070-113901 + Details
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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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