Stock-Based Compensation - Schedule of Stock-Based Compensation Expense (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Jan. 26, 2025 |
Jan. 28, 2024 |
Jan. 29, 2023 |
|
| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | |||
| Stock-based compensation expense | $ 4,737 | $ 3,549 | $ 2,710 |
| Cost of revenue | |||
| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | |||
| Stock-based compensation expense | 178 | 141 | 138 |
| Research and development | |||
| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | |||
| Stock-based compensation expense | 3,423 | 2,532 | 1,892 |
| Sales, general and administrative | |||
| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | |||
| Stock-based compensation expense | $ 1,136 | $ 876 | $ 680 |