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Loss per common share (Tables) | 9 Months Ended
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Sep. 30, 2023
Earnings Per Share [Abstract] |
Schedule of Basic and Diluted Net Loss per Common Share | The following table presents the calculation of basic and diluted loss per common share:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2023 |  | 2022 |  | 2023 |  | 2022
|  |  | (As Restated) |  |  |  | (As Restated)
Numerator: |  |  |  |  |  |  |
Net loss | $ | (263.4) |  |  | $ | (87.1) |  |  | $ | (711.0) |  |  | $ | (144.6) |
Denominator: |  |  |  |  |  |  |
Weighted-average number of shares outstanding-basic | 51.8 |  |  | 49.9 |  |  | 50.9 |  |  | 50.2 |
Weighted-average number of shares outstanding-diluted | 51.8 |  |  | 49.9 |  |  | 50.9 |  |  | 50.2 |
Loss per common share - basic | $ | (5.08) |  |  | $ | (1.75) |  |  | $ | (13.97) |  |  | $ | (2.88) |
Loss per common share - diluted | $ | (5.08) |  |  | $ | (1.75) |  |  | $ | (13.97) |  |  | $ | (2.88) |
Anti-dilutive securities | 4.0 |  |  | 3.3 |  |  | 3.6 |  |  | 2.6 |

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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 -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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