v3.26.1
Share Capital - Schedule of Common Stock Outstanding Roll Forward (Detail)
 3 Months Ended
Mar. 31, 2026
shares
Subordinate Voting Shares [Member]  
Class of Stock [Line Items]  
Beginning balance 206,629,845
Ending balance 202,013,135
Subordinate Voting Shares [Member] | Share Capital [Member]  
Class of Stock [Line Items]  
Beginning balance 206,629,845
Issuance of shares upon exercise of options 5,000
Issuances of shares upon vesting of RSUs 1,423,290
Repurchase of Subordinate Voting Shares (6,045,000)
Ending balance 202,013,135
Multiple Voting Shares [Member]  
Class of Stock [Line Items]  
Beginning balance 37,472
Ending balance 37,472
Multiple Voting Shares [Member] | Share Capital [Member]  
Class of Stock [Line Items]  
Beginning balance 37,472
Ending balance 37,472
Super Voting Shares [Member]  
Class of Stock [Line Items]  
Beginning balance 201,690
Ending balance 201,690
Super Voting Shares [Member] | Share Capital [Member]  
Class of Stock [Line Items]  
Beginning balance 201,690
Ending balance 201,690