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EARNINGS PER SHARE (Tables) | 9 Months Ended
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Sep. 30, 2020
Earnings Per Share [Abstract] |
Summary of Earnings per Share Computation | A summary of the numerator and denominators used in the computation of earnings per share follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2020 |  | 2019 |  | 2020 |  | 2019
Numerator: |  |  |  |  |  |  |
Net income | $ | 15,117 |  |  | $ | 12,386 |  |  | $ | 28,189 |  |  | $ | 22,587 |
Denominators: |  |  |  |  |  |  |
Number of shares outstanding, end of period: |  |  |  |  |  |  |
Class A common stock | 47,384 |  |  | 46,792 |  |  | 47,384 |  |  | 46,792 |
Class B common stock | 988 |  |  | 988 |  |  | 988 |  |  | 988 |
Shares to be issued - acquisition | — |  |  | 36 |  |  | — |  |  | 36 |
Unvested restricted stock | (2) |  |  | (9) |  |  | (2) |  |  | (9) |
Effect of weighted average shares outstanding | — |  |  | (117) |  |  | (129) |  |  | (778) |
Basic weighted average common shares outstanding | 48,370 |  |  | 47,690 |  |  | 48,241 |  |  | 47,029 |
Impact of potentially dilutive securities: |  |  |  |  |  |  |
Dilutive effect of stock options and other stock awards | 249 |  |  | 671 |  |  | 240 |  |  | 631 |
Diluted weighted average common shares outstanding | 48,619 |  |  | 48,361 |  |  | 48,481 |  |  | 47,660 |
Anti-dilutive potentially issuable shares | — |  |  | 2 |  |  | 1 |  |  | 2 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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