v3.24.2.u1
Consolidated Statements of Equity - USD ($)
$ in Thousands
Total
Common shares
Additional  Paid-in Capital
Retained Earnings
Accumulated Other Comprehensive Income (Loss)
Beginning balance (in shares) at Dec. 31, 2022   182,924,416      
Beginning balance, value at Dec. 31, 2022 $ 1,826,158 $ 1,823 $ 1,777,453 $ 780,007 $ (733,125)
Issuance of common shares on exercise of options (in shares)   1,287,280      
Issuance of common shares on exercise of options (Note 15) 25,437 $ 13 25,424    
Issuance of common shares under the employee stock purchase plan (in shares)   174,473      
Issuance of common shares under the employee stock purchase plan (Note 15) 6,491 $ 2 6,489    
Net settlement on vesting of restricted share unit (in shares)   347,744      
Net settlement on vesting of restricted share units (Note 15) (8,427) $ 3 (8,430)    
Net settlement on vesting of performance units (in shares)   412,275      
Net settlement on vesting of performance units (Note 15) $ (11,043) $ 4 (11,047)    
Stock repurchased and retired (in shares) (3,828,084) (3,828,084)      
Stock repurchased and retired (Note 16) $ (150,471) $ (38)   (150,433)  
Expenses related to stock repurchased, including taxes (Note 16) (677)     (677)  
Stock-based compensation expense (Note 15) 41,536   41,536    
Comprehensive income (loss):          
Net income (loss) 222,353     222,353  
Other comprehensive income (loss) 31,793       31,793
Dividends (50,286)     (50,286)  
End balance (in shares) at Jun. 30, 2023   181,318,104      
End balance, value at Jun. 30, 2023 1,932,864 $ 1,807 1,831,425 800,964 (701,332)
Beginning balance (in shares) at Mar. 31, 2023   183,729,110      
Beginning balance, value at Mar. 31, 2023 1,925,333 $ 1,831 1,794,779 830,846 (702,123)
Issuance of common shares on exercise of options (in shares)   645,000      
Issuance of common shares on exercise of options (Note 15) 12,634 $ 7 12,627    
Issuance of common shares under the employee stock purchase plan (in shares)   101,828      
Issuance of common shares under the employee stock purchase plan (Note 15) 3,370 $ 1 3,369    
Net settlement on vesting of restricted share unit (in shares)   38,213      
Net settlement on vesting of restricted share units (Note 15) (1,144)   (1,144)    
Net settlement on vesting of performance units (in shares)   1,432      
Net settlement on vesting of performance units (Note 15) (38)   (38)    
Stock repurchased and retired (in shares)   (3,197,479)      
Stock repurchased and retired (Note 16) (120,471) $ (32)   (120,439)  
Expenses related to stock repurchased, including taxes (Note 16) (664)     (664)  
Stock-based compensation expense (Note 15) 21,832   21,832    
Comprehensive income (loss):          
Net income (loss) 116,252     116,252  
Other comprehensive income (loss) 791       791
Dividends (25,031)     (25,031)  
End balance (in shares) at Jun. 30, 2023   181,318,104      
End balance, value at Jun. 30, 2023 $ 1,932,864 $ 1,807 1,831,425 800,964 (701,332)
Beginning balance (in shares) at Dec. 31, 2023 179,494,132 179,494,132      
Beginning balance, value at Dec. 31, 2023 $ 2,248,392 $ 1,789 1,883,944 1,085,209 (722,550)
Issuance of common shares on exercise of options (in shares) 135,051 135,051      
Issuance of common shares on exercise of options (Note 15) $ 3,931 $ 1 3,930    
Issuance of common shares under the employee stock purchase plan (in shares)   191,888      
Issuance of common shares under the employee stock purchase plan (Note 15) 5,789 $ 2 5,787    
Net settlement on vesting of restricted share unit (in shares)   271,785      
Net settlement on vesting of restricted share units (Note 15) (4,280) $ 3 (4,283)    
Net settlement on vesting of performance units (in shares)   869,713      
Net settlement on vesting of performance units (Note 15) $ (16,904) $ 9 (16,913)    
Stock repurchased and retired (in shares) (2,784,988) (2,784,988)      
Stock repurchased and retired (Note 16) $ (92,630) $ (28)   (92,602)  
Expenses related to stock repurchased, including taxes (Note 16) (256)     (256)  
Stock-based compensation expense (Note 15) 27,550   27,550    
Comprehensive income (loss):          
Net income (loss) 238,937     238,937  
Other comprehensive income (loss) (17,941)       (17,941)
Dividends $ (54,829)     (54,829)  
End balance (in shares) at Jun. 30, 2024 178,177,581 178,177,581      
End balance, value at Jun. 30, 2024 $ 2,337,759 $ 1,776 1,900,015 1,176,459 (740,491)
Beginning balance (in shares) at Mar. 31, 2024   179,979,368      
Beginning balance, value at Mar. 31, 2024 2,298,370 $ 1,794 1,879,099 1,144,671 (727,194)
Issuance of common shares under the employee stock purchase plan (in shares)   98,229      
Issuance of common shares under the employee stock purchase plan (Note 15) 2,923 $ 1 2,922    
Net settlement on vesting of restricted share unit (in shares)   20,047      
Net settlement on vesting of restricted share units (Note 15) (375) $ 0 (375)    
Stock repurchased and retired (in shares)   (1,920,063)      
Stock repurchased and retired (Note 16) (62,645) $ (19)   (62,626)  
Expenses related to stock repurchased, including taxes (Note 16) (239)     (239)  
Stock-based compensation expense (Note 15) 18,369   18,369    
Comprehensive income (loss):          
Net income (loss) 121,990     121,990  
Other comprehensive income (loss) (13,297)       (13,297)
Dividends $ (27,337)     (27,337)  
End balance (in shares) at Jun. 30, 2024 178,177,581 178,177,581      
End balance, value at Jun. 30, 2024 $ 2,337,759 $ 1,776 $ 1,900,015 $ 1,176,459 $ (740,491)