Long-Lived Assets, Excluding Financial Instruments and Tax Assets, Classified by Location of Controlling Statutory Company (Detail) - USD ($) $ in Millions |
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|---|---|---|---|
| Revenues From External Customers And Long Lived Assets [Line Items] | |||
| Long-lived assets | $ 475,513 | $ 371,902 | $ 301,369 |
| United States | |||
| Revenues From External Customers And Long Lived Assets [Line Items] | |||
| Long-lived assets | 300,354 | 230,069 | 186,106 |
| Other Countries | |||
| Revenues From External Customers And Long Lived Assets [Line Items] | |||
| Long-lived assets | $ 175,159 | $ 141,833 | $ 115,263 |