v3.25.4
EARNINGS PER SHARE (Details) - CAD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Earnings per share [line items]    
Numerator (basic) - Net income attributable to RCI shareholders for the year $ 6,906 $ 1,734
Denominator - Number of shares (in millions):    
Weighted average number of shares outstanding - basic (in shares) 540,000,000 534,000,000
Effect of dilutive securities (in millions):    
Employee stock options and restricted share units (in shares) 1,000,000 1,000,000
Weighted average number of shares outstanding - diluted (in shares) 541,000,000 535,000,000
Earnings per share attributable to RCI shareholders:    
Basic (in dollars per share) $ 12.77 $ 3.25
Diluted (in dollars per share) $ 12.74 $ 3.20
Dilutive effect of securities on earnings per share $ 3 $ 20
Share options    
Earnings per share attributable to RCI shareholders:    
Potential ordinary shares that are antidilutive in period presented (in shares) 8,959,909 9,513,710