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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($)
$ in Millions
Total
Equity attributable to equity holders
Common shares
Contributed surplus
Accumulated deficit
Accumulated other comprehensive income (loss)
Marketable securities fair value reserve
Cash flow hedge fair value reserve
Currency translation adjustment
Non-controlling interests
Equity, beginning balance at Dec. 31, 2019     $ 2,686.8 $ 54.0 $ (350.2)   $ (31.9) $ (9.5) $ (3.1) $ 72.7
Issuance of common shares for share-based compensation     12.4 (7.4)            
Issuance of common shares for exploration and evaluation asset acquisition     11.6              
Share-based compensation       11.7            
Net earnings (loss) $ 58.8       42.6         16.2
Other       2.3 (0.3)          
Net change in fair value and time value of cash flow hedges recognized in property, plant and equipment               2.0    
Change for the year 37.2           (0.3) 36.9 0.6  
Dividends to non-controlling interests                   (1.9)
Transaction with equity holders                   0.3
Equity, ending balance at Dec. 31, 2020 2,545.5 $ 2,458.2 2,710.8 60.6 (307.9) $ (5.3) (32.2) 29.4 (2.5) 87.3
Issuance of common shares for share-based compensation     8.3 (8.3)            
Share-based compensation       6.9            
Net earnings (loss) (255.1)       (254.4)         (0.7)
Other       (0.1) 0.1          
Net change in fair value and time value of cash flow hedges recognized in property, plant and equipment               (16.6)    
Change for the year 45.7           (3.8) 47.0 (0.7)  
Sale of investment                 3.2  
Dividends to non-controlling interests                   (9.3)
Equity, ending balance at Dec. 31, 2021 $ 2,317.1 $ 2,239.8 $ 2,719.1 $ 59.1 $ (562.2) $ 23.8 $ (36.0) $ 59.8 $ 0.0 $ 77.3