Stock-Based Compensation - General Employees Stock Purchase Plan (Details) - USD ($) $ / shares in Units, $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Amounts recognized in the financial statements | |||
| GESPP options compensation expense (in dollars per share) | $ 225 | $ 268 | $ 241 |
| Employee Stock | |||
| Amounts recognized in the financial statements | |||
| Number of shares authorized (in shares) | 60,000,000 | ||
| Option price, percentage of market value at date of grant (as a percent) | 85.00% | ||
| Weighted average fair value per option granted (in dollars per share) | $ 22.44 | $ 16.76 | $ 15.77 |
| GESPP options compensation expense (in dollars per share) | $ 14 | $ 12 | $ 21 |
| Option price, discount from market value at date of grant (as a percent) | 15.00% | ||