v3.26.1
Equity Incentive Plans - Additional Information (Details)
$ / shares in Units, shares in Millions, deliveredVehicle in Millions, $ in Millions
3 Months Ended
Sep. 03, 2025
tranche
deliveredVehicle
$ / shares
shares
Mar. 31, 2026
USD ($)
deliveredVehicle
shares
Mar. 31, 2025
USD ($)
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Stock-based compensation expense   $ 1,030 $ 573
Stock-based compensation   1,030 573
Performance Based Restricted Stock Units And Stock Options      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Nonvested award, probable of achievement, cost not yet recognized, amount   721  
Unrecognized compensation expense   $ 1,840  
Number of shares to purchase or receive (in shares) | shares   13.6  
Weighted-average period of recognition of unrecognized compensation, in years   3 years 1 month 6 days  
Stock-based compensation   $ 136 $ 0
Chief Executive Officer | Performance Shares      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Stock-based compensation expense   260  
Vesting period, in years 5 years    
Number of shares authorized | shares 423.7    
Number of tranches | tranche 12    
Post-milestone service period one 7 years 6 months    
Post-milestone service period two 10 years    
Vesting price (in dollars per share) | $ / shares $ 334.09    
Share-based payment award, expiration period 10 years    
Nonvested award, probable of achievement, cost not yet recognized, amount   $ 9,970  
Nonvested award, probable of achievement, cost not yet recognized, period for recognition   9 years 4 months 24 days  
Chief Executive Officer | Performance Shares | Minimum      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Nonvested award, not probable of achievement, cost not yet recognized, amount   $ 105,820  
Chief Executive Officer | Performance Shares | Maximum      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Nonvested award, not probable of achievement, cost not yet recognized, amount   $ 120,370  
Chief Executive Officer | Performance Shares | Milestone Number One      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Number of delivered vehicles | deliveredVehicle 20 20  
Chief Executive Officer | Restricted Stock      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Stock-based compensation expense   $ 0