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Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 2021
Earnings Per Share [Abstract] |
Summary of Earnings Per Share | Earnings per share have been calculated as follows:
(Expressed in thousands, except number of shares and per share amounts) |  |  |  |  |  |
|  |  | For the Three Months Ended March 31,
|  |  |  |  | 2021 |  | 2020
Basic weighted average number of shares outstanding |  |  |  |  | 12,579,130 |  |  | 12,895,729 |
Net dilutive effect of share-based awards, treasury method (1) |  |  |  |  | 720,113 |  |  | 560,504 |
Diluted weighted average number of shares outstanding |  |  |  |  | 13,299,243 |  |  | 13,456,233 |
Net income |  |  |  |  | $ | 38,658 |  |  | $ | 7,818 |
Earnings per share |  |  |  |  |  |  |
Basic |  |  |  |  | $ | 3.07 |  |  | $ | 0.61 |
Diluted |  |  |  |  | $ | 2.91 |  |  | $ | 0.58 |
(1) For the three months ended March 31, 2021, there was no Class A Stock granted under share-based compensation arrangements that were anti-dilutive. For the three months ended March 31, 2020, the diluted net income per share computation did not include the anti-dilutive effect of 10,770 shares of Class A Stock granted under share-based compensation arrangements.

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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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