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Earnings per Share (Tables) | 6 Months Ended
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Jun. 30, 2021
Earnings Per Share [Abstract] |
Reconciliation of information used in computing basic and diluted earnings per share | Basic and diluted earnings per share were computed as follows:
| Three Months Ended June 30, |  | Six Months Ended June 30,
(in millions, except share and per share amounts) | 2021 |  | 2020 |  | 2021 |  | 2020
Earnings (loss) from continuing operations | $ | 17.4 |  |  | $ | (19.5) |  |  | $ | 29.9 |  |  | $ | (32.3) |
Earnings from discontinued operations, net | 0.2 |  |  | — |  |  | 0.2 |  |  | 3.7 |
Net earnings (loss) | $ | 17.6 |  |  | $ | (19.5) |  |  | $ | 30.1 |  |  | $ | (28.6) |
Basic earnings (loss) per common share: |  |  |  |  |  |  |
Earnings (loss) from continuing operations | $ | 0.19 |  |  | $ | (0.21) |  |  | $ | 0.32 |  |  | $ | (0.35) |
Earnings from discontinued operations, net | — |  |  | — |  |  | 0.01 |  |  | 0.04 |
Net earnings (loss) | $ | 0.19 |  |  | $ | (0.21) |  |  | $ | 0.33 |  |  | $ | (0.31) |
Weighted-average shares outstanding | 92,493,220 |  |  | 91,589,156 |  |  | 92,379,097 |  |  | 91,721,440 |
Diluted earnings (loss) per common share: |  |  |  |  |  |  |
Earnings (loss) from continuing operations | $ | 0.18 |  |  | $ | (0.21) |  |  | $ | 0.31 |  |  | $ | (0.35) |
Earnings from discontinued operations, net | 0.01 |  |  | — |  |  | 0.01 |  |  | 0.04 |
Net earnings (loss) | $ | 0.19 |  |  | $ | (0.21) |  |  | $ | 0.32 |  |  | $ | (0.31) |
Diluted weighted-average shares outstanding | 94,905,503 |  |  | 91,589,156 |  |  | 95,048,241 |  |  | 91,721,440 |

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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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