XML 182 R126.htm IDEA: XBRL DOCUMENT v3.22.1
Share-based payment arrangements - Additional information (Details)
$ / shares in Units, $ in Thousands
 2 Months Ended 12 Months Ended
Feb. 22, 2022
CAD ($)
shares
Dec. 31, 2021
shares
tranche
$ / shares
Dec. 31, 2020
shares
$ / shares
Dec. 31, 2021
CAD ($)
Dec. 31, 2021
USD ($)
shares
Dec. 31, 2020
CAD ($)
Dec. 31, 2020
USD ($)
shares
Dec. 31, 2019
shares
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Number of share options granted (in shares)   1,091,891 1,156,744          
Employee stock option plan                
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Term of employee option plan   5 years            
Number of tranches | tranche   3            
Vesting percentage on first anniversary   33.33%            
Vesting percentage on second anniversary   33.33%            
Vesting percentage on third anniversary   33.33%            
Number of share options available to grant under the plan (in shares)   4,427,408 3,898,038          
Number of share purchase options vested and exercisable (in shares)   2,254,702 2,416,611          
Weighted average exercise price of share purchase options vested and exercisable (in Cdn$ per share) | $ / shares   $ 11.51 $ 14.45          
Weighted average share price at date of options exercised (in Cdn$ per share) | $ / shares   $ 13.26 $ 14.47          
Weighted average fair value per equity instrument granted (in $CDN per share) | $       $ 5.62   $ 4.12    
Restricted share unit plan                
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Maximum number of shares reserved for issue under options         5,000,000      
Number of share purchased held in trust share-based payment arrangement (in shares)   268,283            
Number of share purchase options vested and exercisable (in shares)         109,649   44,748  
Restricted share unit plan | Major ordinary share transactions                
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Number of shares purchased on open market 1,269,900              
Payments for shares purchased on open market | $ $ 15,526,000              
Restricted share units with no performance criteria                
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Vesting percentage on first anniversary   33.33%            
Vesting percentage on second anniversary   33.33%            
Vesting percentage on third anniversary   33.33%            
Number of share options granted in share-based payment arrangement (in shares)   180,132 149,552          
Weighted average fair value per equity instrument granted (in $CDN per share) | $ / shares   $ 13.79            
Number of shares outstanding         471,762   478,067 536,330
Restricted Shares With Performance Criteria                
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Term of employee option plan   3 years            
Number of share options granted in share-based payment arrangement (in shares)   440,508 299,112          
Number of shares outstanding         908,377   689,967 457,498
Restricted Shares With Performance Criteria | Bottom of range                
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Performance target award (range)   0.00%            
Restricted Shares With Performance Criteria | Top of range                
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Performance target award (range)   200.00%            
Restricted Shares With Performance Criteria, Performance Criteria Not Met                
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Number of share options granted in share-based payment arrangement (in shares)   360,273            
Weighted average fair value per equity instrument granted (in $CDN per share) | $ / shares   $ 22.46            
Restricted Shares With Performance Criteria, Performance Criteria Met                
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Number of share options granted in share-based payment arrangement (in shares)   80,235            
Deferred Share Units Plans                
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Number of shares outstanding         351,232   289,360  
Liabilities from share-based payment transactions | $         $ 3,291   $ 3,834  
Performance Share Unit                
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Maximum number of shares reserved for issue under options         3,126,000      
Number of share options granted in share-based payment arrangement (in shares)   267,936 0          
Number of shares outstanding         278,020   525,605 610,885
Performance Share Unit | Bottom of range                
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Performance target award (range)   0.00%            
Performance Share Unit | Top of range                
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Performance target award (range)   200.00%            
Performance Share Unit, Performance Criteria Not Met                
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Number of share options granted in share-based payment arrangement (in shares)   13,937 0          
Weighted average fair value per equity instrument granted (in $CDN per share) | $ / shares   $ 24.40 $ 0          
Performance Share Unit, Performance Criteria Met                
Disclosure of terms and conditions of share-based payment arrangement [line items]                
Number of share options granted in share-based payment arrangement (in shares)   253,999