Additional Financial Information - Schedule of Components of Non-Operating Other, Net (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Organization, Consolidation and Presentation of Financial Statements [Abstract] | ||||
| Net (losses) gains on investments in equity securities | $ (496) | $ (155) | $ (776) | $ 164 |
| Other | (3) | (3) | (9) | (8) |
| Total non-operating other, net | $ (499) | $ (158) | $ (785) | $ 156 |