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Other Income
12 Months Ended
Dec. 31, 2023
Analysis of income and expense [abstract]  
Other Income Other Income
For the year ended December 31,
20232022
Note$$
Realized gain on equity securities(0.6)(15.6)
Unrealized (gain) loss on equity securities
14 (10.5)18.0 
Gain on disposition of intangible asset (5.6)
Foreign exchange loss
7.2 3.4 
Net impairment (reversal) of lease assets and property and equipment
10,11
0.3 (5.5)
Other(1.3)(1.7)
Total other income
(4.9)(7.0)