Fair Value Measurements - Estimated Fair Value of Assets Measured on Nonrecurring Basis (Detail) $ in Millions |
Jun. 30, 2026
USD ($)
|
Jun. 30, 2025
USD ($)
|
|---|---|---|
| Stabilized Growth Rate (as a percent) | ||
| Property and equipment | ||
| Property, plant, and equipment, measurement input | 0.030 | 0.030 |
| Measurement Input, Expected Term | ||
| Property and equipment | ||
| Property, plant, and equipment, measurement input | 10 | 10 |
| Measurement Input, Cap Rate | ||
| Property and equipment | ||
| Property, plant, and equipment, measurement input | 0.075 | 0.073 |
| Discount Rate (as a percent) | ||
| Property and equipment | ||
| Property, plant, and equipment, measurement input | 0.110 | 0.100 |
| Nonrecurring | ||
| Property and equipment | ||
| Total | $ 80 | $ 74 |
| Nonrecurring | Level 2 | ||
| Property and equipment | ||
| Property and equipment | 29 | 0 |
| Nonrecurring | Level 3 | ||
| Property and equipment | ||
| Property and equipment | $ 51 | $ 74 |