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Capital Stock - Schedule of Changes in Number of Common Shares Outstanding (Detail) - shares
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Class Of Stock [Line Items]    
Beginning balance 249,792,908 246,348,092
Treasury shares (13,998,889) 3,149
Ending balance 238,885,730 249,792,908
Restricted Stock    
Class Of Stock [Line Items]    
Restricted stock grants 671,303 1,293,892
Restricted stock units vested 1,827,625 1,493,341
Performance Share    
Class Of Stock [Line Items]    
Performance stock units vested 590,940 640,468
Performance stock dividends 1,843 13,966