v3.26.1
Equity - Narrative (Details)
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended 42 Months Ended
Feb. 01, 2026
shares
Aug. 31, 2024
USD ($)
Jul. 31, 2026
USD ($)
estimation_method
tranche
$ / shares
shares
Jul. 31, 2025
USD ($)
shares
Jul. 31, 2026
USD ($)
performance_period
$ / shares
shares
Jul. 31, 2025
USD ($)
shares
Jan. 31, 2024
shares
Jul. 31, 2026
USD ($)
$ / shares
shares
Jan. 31, 2026
USD ($)
shares
Jul. 03, 2025
vote_per_share
shares
Jul. 02, 2025
shares
Feb. 28, 2023
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award                        
Common stock, shares authorized (in shares)     2,500,000,000   2,500,000,000     2,500,000,000 2,500,000,000      
Common stock, voting rights, votes per share | vote_per_share                   1    
Stock repurchase program, authorized amount | $                       $ 2,000,000,000.0
Stock repurchase program, additional authorized amount | $   $ 2,500,000,000                    
Number of shares repurchased (in shares)     0 0 1,676,000 3,214,000            
Stock repurchase program, remaining authorized repurchase amount | $     $ 802,700,000   $ 802,700,000     $ 802,700,000        
Repurchases of common stock (in shares)             500,000          
Options granted (shares)         0 0            
Intrinsic value of shares exercised | $         $ 943,000,000.0 $ 869,300,000            
Grant date fair value of vested shares | $         $ 10,300,000 $ 15,400,000            
Unrecognized share-based compensation expense recognition period (term)         2 years 7 months 6 days              
Expected dividend yield         0.00% 0.00%            
Capitalized stock-based compensation | $     0 $ 0 $ 0 $ 0            
Unrecognized share-based compensation expense | $     $ 3,800,000,000   $ 3,800,000,000     $ 3,800,000,000        
2020 Equity Incentive Plan                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Shares authorized (in shares) 17,200,000                      
ESPP Rights                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Shares granted (in shares)     0 0                
Expected dividend yield         0.00% 0.00%            
ESPP Rights | 2020 Employee Stock Purchase Plan                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Offering period (in months)         6 months              
Shares authorized (in shares) 3,400,000                      
Stock options                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Vesting period (years)         4 years              
Expiration period (years)         10 years              
Equity-Classified Restricted Stock Units (RSUs)                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Shares granted (in shares)         10,949,000              
Excluded (in shares)     100,000   100,000     100,000        
Equity-Classified Restricted Stock Units (RSUs) | 2020 Equity Incentive Plan                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Vesting period (years)         4 years              
Equity-Classified Restricted Stock Units (RSUs) | Fiscal 2027 CEO PRSU                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Shares granted (in shares)     1,000,000.0                  
Stock-based compensation, net of amounts capitalized | $         $ 2,200,000              
Number of vesting tranches | tranche     5                  
Performance target measurement period     90 days                  
Delivery deferral period (in years)     1 year                  
Unrecognized stock-based compensation costs | $     $ 192,800,000   $ 192,800,000     $ 192,800,000        
Discount for lack of marketability, percent     17.25%                  
Number of estimation methods used | estimation_method     2                  
Discount for lack of marketability, valuation term     1 year                  
Equity-Classified Restricted Stock Units (RSUs) | Fiscal 2027 CEO PRSU | Minimum                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Award performance period (in years)     2 years                  
Performance target, stock price (in dollars per share) | $ / shares     $ 324   $ 324     $ 324        
Tranche grant date fair value (in dollars per share) | $ / shares     $ 182.58   $ 182.58     182.58        
Unrecognized share-based compensation expense recognition period (term)         3 years              
Equity-Classified Restricted Stock Units (RSUs) | Fiscal 2027 CEO PRSU | Maximum                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Award performance period (in years)     7 years                  
Performance target, stock price (in dollars per share) | $ / shares     $ 531   $ 531     531        
Tranche grant date fair value (in dollars per share) | $ / shares     $ 199.96   $ 199.96     $ 199.96        
Unrecognized share-based compensation expense recognition period (term)         4 years              
Liability-Classified Performance Shares | 2020 Equity Incentive Plan | Fiscal Year 2024 Acquisition                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Vesting period (years)         4 years              
Cliff vesting period (in years)         1 year              
Shares available for grant (in shares)     1,700,000   1,700,000     1,700,000        
Stock-based compensation, liabilities | $     $ 0   $ 0     $ 0 $ 0      
Equity-Classified Performance Shares, Fiscal 2027 Leadership PRSUs | 2020 Equity Incentive Plan                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Vesting period (years)         3 years              
Shares granted (in shares)         600,000              
Performance target, percentage         200.00%              
Number of award performance periods | performance_period         3              
Award performance period (in years)         1 year              
Excluded (in shares)     100,000   100,000     100,000        
Equity-Classified Performance Shares, Fiscal 2027 Leadership PRSUs | 2020 Equity Incentive Plan | Minimum                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Performance target, percentage         0.00%              
Equity-Classified Performance Shares, Fiscal 2027 Leadership PRSUs | 2020 Equity Incentive Plan | Maximum                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Performance target, percentage         200.00%              
Equity-Classified Performance Shares | 2020 Equity Incentive Plan                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Vesting period (years)               4 years        
Shares granted (in shares)               1,700,000        
Cliff vesting period (in years)               1 year        
Stock-based compensation, net of amounts capitalized | $     $ 12,500,000 $ 15,300,000 $ 20,700,000 $ 29,100,000            
Equity-Classified Performance Shares | 2020 Equity Incentive Plan | Minimum                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Performance target, percentage               0.00%        
Equity-Classified Performance Shares | 2020 Equity Incentive Plan | Maximum                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Performance target, percentage               120.00%        
Class B Common Stock                        
Share-based Compensation Arrangement by Share-based Payment Award                        
Common stock, shares authorized (in shares)                   0 185,500,000