SHARE-BASED COMPENSATION - Share-based Compensation Expense Related to Stock Options, PSUs and RSUs (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Components and classification of share-based compensation expense | ||
| Share-based compensation expense | $ 34 | $ 28 |
| Research and development expenses | ||
| Components and classification of share-based compensation expense | ||
| Share-based compensation expense | 3 | 2 |
| Selling, general and administrative expenses | ||
| Components and classification of share-based compensation expense | ||
| Share-based compensation expense | 31 | 26 |
| Stock options | ||
| Components and classification of share-based compensation expense | ||
| Share-based compensation expense | 3 | 3 |
| PSUs/RSUs | ||
| Components and classification of share-based compensation expense | ||
| Share-based compensation expense | $ 31 | $ 25 |