v3.26.1
Shareholders' Equity - Schedule of Stock Option and RSU Award Activity (Details)
$ / shares in Units, $ in Millions
 6 Months Ended 12 Months Ended
Jun. 30, 2026
USD ($)
$ / shares
shares
Dec. 31, 2025
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]    
Stock options outstanding, beginning balance (in shares) | shares 10,200,678  
Stock options granted (in shares) | shares 2,890,556  
Stock options exercised (in shares) | shares (314,446)  
Stock options forfeited (in shares) | shares (273,197)  
Stock options outstanding, ending balance (in shares) | shares 12,503,591 10,200,678
Stock options exercisable (in shares) | shares 5,307,629  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]    
Weighted average exercise price of stock options outstanding, beginning (in dollars per share) $ 80.03  
Weighted average exercise price of stock options granted (in dollars per share) 114.95  
Weighted average exercise price of stock options exercised (in dollars per share) 29.58  
Weighted average exercise price of stock options forfeited (in dollars per share) 107.52  
Weighted average exercise price of stock options outstanding, ending (in dollars per share) 88.77 $ 80.03
Weighted average exercise price of stock options exercisable (in dollars per share) $ 75.93  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Remaining Contractual Term [Abstract]    
Remaining contractual term of stock options outstanding 7 years 2 months 23 days 7 years 2 months 19 days
Remaining contractual term of stock options exercisable 5 years 8 months 15 days  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Aggregate Intrinsic Value [Abstract]    
Aggregate intrinsic value of stock options outstanding, beginning | $ $ 826  
Aggregate intrinsic value of stock options outstanding, ending | $ 369 $ 826
Aggregate intrinsic value of stock exercisable | $ $ 236  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Weighted Average Grant Date Fair Value [Abstract]    
Weighted average grant date fair value of stock options outstanding, beginning (in dollars per share) $ 0  
Weighted average grant date fair value of stock options granted (in dollars per share) 52.60  
Weighted average grant date fair value of stock options outstanding, ending (in dollars per share) $ 0 $ 0
Stock Option Plan | Class A Subordinate Voting    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]    
Stock options exercisable (in shares) | shares 12,492,455  
Deliverr Inc. | Class A Subordinate Voting    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]    
Stock options exercisable (in shares) | shares 11,136  
Restricted share units    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other Than Options, Outstanding [Roll Forward]    
RSUs outstanding, beginning (in shares) | shares 3,486,886  
RSUs granted (in shares) | shares 3,456,081  
RSUs settled (in shares) | shares (1,847,817)  
RSUs forfeited (in shares) | shares (241,701)  
RSUs outstanding, ending (in shares) | shares 4,853,449 3,486,886
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]    
Weighted average grant date fair value of RSUs outstanding, beginning (in dollars per share) $ 110.16  
Weighted average grant date fair value of RSUs granted (in dollars per share) 117.19  
Weighted average grant date fair value of RSUs settled (in dollars per share) 117.27  
Weighted average grant date fair value of RSUs settled (in dollars per share) 109.29  
Weighted average grant date fair value of RSUs outstanding, ending (in dollars per share) $ 112.51 $ 110.16