Common Stock - Stock-based Compensation Expense (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2024 |
Sep. 30, 2023 |
Sep. 30, 2024 |
Sep. 30, 2023 |
|
| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Total stock-based compensation expense | $ 274 | $ 278 | $ 828 | $ 819 |
| Cost of revenue, exclusive of depreciation and amortization | ||||
| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Total stock-based compensation expense | 36 | 36 | 109 | 103 |
| Sales and marketing | ||||
| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Total stock-based compensation expense | 30 | 30 | 87 | 90 |
| Research and development | ||||
| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Total stock-based compensation expense | 126 | 119 | 379 | 350 |
| General and administrative | ||||
| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Total stock-based compensation expense | $ 82 | $ 93 | $ 253 | $ 276 |