v3.25.0.1
Stock-Based Compensation - Narrative (Details)
shares in Millions, $ in Billions
12 Months Ended
Jan. 26, 2025
USD ($)
period
shares
Jan. 28, 2024
USD ($)
shares
Jan. 29, 2023
USD ($)
Mar. 31, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unearned stock-based compensation expense | $ $ 11.6      
Number of shares may be issued under the Restated 2007 Plan (in shares) 274      
Number of shares available for grant (in shares) 1,400 1,500    
Employee stock purchase plan, offering period duration 24 months      
Employee stock purchase plan, number of purchase periods in offering period | period 4      
Employee stock purchase plan, purchase period duration 6 months      
RSUs, PSUs and Market-based PSUs        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Estimated weighted average amortization period 2 years 2 months 12 days      
Number of shares available for grant (in shares) 1,400      
Total fair value of units as of respective vesting dates | $ $ 15.1 $ 8.2 $ 4.3  
Performance Stock Units        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Award vesting period 4 years      
Market-based PSUs        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Award vesting period 3 years      
Employee Stock Purchase Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Estimated weighted average amortization period 1 year      
Maximum employee subscription rate (as percent) 15.00%      
Purchase price of ESPP (as percent) 85.00%      
Shares reserved for future issuance (in shares) 2,200      
Employee Stock Purchase Plan | Forecast        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Maximum employee subscription rate (as percent)       25.00%