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Accounts Payable and Accrued Liabilities (Tables) | 12 Months Ended
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Dec. 31, 2019
Subclassifications of assets, liabilities and equities [abstract] |
Schedule of Accounts Payable and Accrued Liabilities |
| December 31, 2019 | December 31, 2018
Trade accounts payable and accrued liabilities | $118.3 |  | $117.6 |
Royalties payable | 4.4 |  | 4.8 |
Share-based compensation liability | 3.8 |  | 1.6 |
Current portion of equipment financing obligations | 0.8 |  | 2.6 |
Derivative liabilities (note 15) | — |  | 5.3 |
|  | $127.3 |  |  | $131.9 |

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