Long-Lived Assets, Excluding Financial Instruments and Tax Assets, Classified by Location of Controlling Statutory Company (Detail) - USD ($) $ in Millions |
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2023 |
|---|---|---|---|
| Revenues From External Customers And Long Lived Assets [Line Items] | |||
| Long-lived assets | $ 371,902 | $ 301,369 | $ 187,239 |
| United States | |||
| Revenues From External Customers And Long Lived Assets [Line Items] | |||
| Long-lived assets | 230,069 | 186,106 | 114,380 |
| Other Countries | |||
| Revenues From External Customers And Long Lived Assets [Line Items] | |||
| Long-lived assets | $ 141,833 | $ 115,263 | $ 72,859 |