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Income Per Share (Tables) | 9 Months Ended
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Sep. 30, 2019
Income Per Share |
Weighted Average Number of Common Shares Outstanding | The weighted average number of common shares outstanding is calculated as follows (in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended | ​ | Nine Months Ended
​ | ​ | September 30, | ​ | September 30,
​ |  | 2019 |  | 2018 |  | 2019 |  | 2018
Weighted average shares outstanding - basic | ​ | 51,444 | ​ | 51,325 | ​ | 51,411 | ​ | 51,281
Effect of dilutive stock-based compensation | ​ | 125 | ​ | 194 | ​ | 152 | ​ | 195
Effect of dilutive put rights |  | 263 |  | — |  | 263 |  | —
Weighted average shares outstanding - diluted |  | 51,832 |  | 51,519 |  | 51,826 |  | 51,476
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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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