Stock-Based Compensation - Schedule of Pre-tax Effect of Stock-Based Compensation Expense Included in Company's Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Detail) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Total stock-based compensation expense | $ 15 | $ 12 | $ 34 | $ 34 |
| Cost of Revenues [Member] | ||||
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Total stock-based compensation expense | 1 | 2 | 3 | 3 |
| Research and Development Expense [Member] | ||||
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Total stock-based compensation expense | 2 | 2 | 3 | 4 |
| Selling, General and Administrative Expense [Member] | ||||
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Total stock-based compensation expense | $ 12 | $ 8 | $ 28 | $ 27 |