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Weighted Average Shares Outstanding (Tables) | 6 Months Ended
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Jun. 30, 2021
Earnings Per Share [Abstract] |
Schedule of Weighted Average Shares Outstanding | Weighted average shares outstanding are shown below:
| Three months ended June 30, |  | Six months ended June 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
Basic shares outstanding | 105.3 |  |  | 104.5 |  |  | 105.1 |  |  | 104.4 |
Effect of potential common stock: |  |  |  |  |  |  |
Common stock awards | 1.1 |  |  | 1.0 |  |  | 1.1 |  |  | 1.0 |
Diluted shares outstanding | 106.4 |  |  | 105.5 |  |  | 106.2 |  |  | 105.4 |

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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=124432515&loc=d3e3550-109257 + Details
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