Stock-Based Compensation - Stock-Based Compensation Cost and Associated Tax Benefit (Detail) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2024 |
Mar. 31, 2023 |
|
| Share-Based Payment Arrangement, Noncash Expense [Abstract] | ||
| Stock-based compensation cost | $ 53 | $ 47 |
| Tax benefit | $ 12 | $ 10 |