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Capital Stock - Schedule of Change in Treasury Shares (Detail) - shares
3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2024
Stockholders' Equity Note [Abstract]    
Beginning balance 24,716,065 24,716,065
Rabbi trust shares distributed/sold 0 0
Shares repurchased 304,871 304,871
Ending balance 25,020,936 25,020,936