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Earnings Per Share (Tables) | 9 Months Ended
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Sep. 30, 2021
Earnings Per Share |
Reconciliation of number of shares used in calculation of basic and diluted earning per share | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended | ​ | Nine Months Ended | ​
​ | ​ | September 30, | ​ | September 30, |
​ |  | 2021 |  | 2020 |  | 2021 |  | 2020 | ​
Weighted average number of common shares outstanding |  | 79,497,482 |  | 80,340,076 | ​ | 80,272,613 |  | 80,368,589 |
Effect of non-participatory equity compensation |  | 25,845 |  | 40,000 | ​ | 25,845 |  | 40,000 |
Weighted average number of common shares outstanding, including effect of dilutive securities |  | 79,523,327 |  | 80,380,076 | ​ | 80,298,458 |  | 80,408,589 |

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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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