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Investments (Tables)
12 Months Ended
Dec. 31, 2024
Investments  
Schedule of investments

At December 31, 

At December 31, 

 

  

  

2024

  

  

2023

  

Equity investments at FVTOCI

$

324.8

$

246.4

Warrants

 

0.7

 

8.1

$

325.5

$

254.5

Schedule of equity method investments

At December 31, 

At December 31, 

 

  

  

2024

  

  

2023

  

G Mining Ventures

$

133.8

$

47.6

Labrador Iron Ore Royalty Corporation ("LIORC")

127.3

152.7

Other

 

63.7

 

46.1

$

324.8

$

246.4

Schedule of unrealized gains (losses) on available-for-sale investments recognized in other comprehensive income

  

  

2024

  

  

2023

  

Net gain on changes in the fair value of equity investments at FVTOCI

$

46.6

$

8.4

Income tax expense in other comprehensive (loss) income

 

(6.2)

 

(1.1)

Gain on changes in the fair value of equity investments at FVTOCI, net of income tax

 

$

40.4

$

7.3