Basic and diluted earnings per share were computed as follows: | | | | | | | | | | Three Months Ended March 31, | (in millions, except share and per share amounts) | 2018 | | 2017 | Loss from continuing operations | $ | (0.4 | ) | | $ | (5.0 | ) | Earnings from discontinued operations, net | 0.1 |
| | 1.8 |
| Net loss | $ | (0.3 | ) | | $ | (3.2 | ) | | | | | Basic (loss) earnings per common share: | | | | Loss from continuing operations | $ | — |
| | $ | (0.06 | ) | Earnings from discontinued operations, net | — |
| | 0.02 |
| Net loss | $ | — |
| | $ | (0.04 | ) | | | | | Weighted-average shares outstanding | 89,718,318 |
| | 88,973,503 |
| | | | | Diluted (loss) earnings per common share: | |
| | |
| Loss from continuing operations | $ | — |
| | $ | (0.06 | ) | Earnings from discontinued operations, net | — |
| | 0.02 |
| Net loss | $ | — |
| | $ | (0.04 | ) | | | | | Diluted weighted-average shares outstanding | 89,718,318 |
| | 88,973,503 |
|
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