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Net Income Per Common Share Computations | 3 Months Ended
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Mar. 31, 2021
Earnings Per Share [Abstract] |
Net Income Per Common Share Computations | NET INCOME PER COMMON SHARE COMPUTATIONSThe following is a reconciliation of the numerator and denominator of the net income per common share computations:
| Three Months Ended March 31, |  |
(in millions, except per share data) | 2021 |  | 2020 |  |  |  |
Numerator for basic net income (loss) per common share: |  |  |  |  |  |  |
Net income (loss) from continuing operations | $ | 36.1 |  |  | $ | (22.6) |  |  |  |  |
Net loss attributable to noncontrolling interest | — |  |  | (0.1) |  |  |  |  |
Net income (loss) from continuing operations, net of loss attributable to noncontrolling interests | 36.1 |  |  | (22.5) |  |  |  |  |
Net loss from discontinued operations | — |  |  | (0.9) |  |  |  |  |
Numerator for basic net income (loss) per common share | $ | 36.1 |  |  | $ | (23.4) |  |  |  |  |
Numerator for diluted net income (loss) from continuing operations per common share | $ | 36.1 |  |  | $ | (22.5) |  |  |  |  |
Numerator for diluted net income (loss) per common share | $ | 36.1 |  |  | $ | (23.4) |  |  |  |  |
Denominator for net income (loss) per common share: |  |  |  |  |  |  |
Basic | 39.0 |  |  | 39.7 |  |  |  |  |
Plus dilutive effect of stock awards | 0.6 |  |  | — |  |  |  |  |
Diluted | 39.6 |  |  | 39.7 |  |  |  |  |
Net income (loss) per common share data: |  |  |  |  |  |  |
Basic |  |  |  |  |  |  |
Continuing operations | $ | 0.93 |  |  | $ | (0.57) |  |  |  |  |
Discontinued operations | $ | — |  |  | $ | (0.02) |  |  |  |  |
Net income (loss) per common share - basic | $ | 0.93 |  |  | $ | (0.59) |  |  |  |  |
Diluted |  |  |  |  |  |  |
Continuing operations | $ | 0.91 |  |  | $ | (0.57) |  |  |  |  |
Discontinued operations | $ | — |  |  | $ | (0.02) |  |  |  |  |
Net income (loss) per common share - diluted | $ | 0.91 |  |  | $ | (0.59) |  |  |  |  |
Anti-dilutive stock awards excluded from the calculation of diluted shares | — |  |  | 0.5 |  |  |  |  |

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