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Summary of Changes in Accumulated Other Comprehensive Income (Loss) by Component (Parenthetical) (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Mar. 31, 2022 | Mar. 31, 2021
Derivatives |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Unrealized gains (losses), tax | $ (1) | $ 0 | $ (7) | $ 12
Net change related to other comprehensive income (loss), tax | 2 | 6 | 2 | 10
Investments |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Unrealized gains (losses), tax | (769) | (451) | (1,076) | (629)
Net change related to other comprehensive income (loss), tax | (766) | (453) | (1,075) | (639)
Translation adjustments and other |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Net change related to other comprehensive income (loss), tax | $ 0 | $ 0 | $ 0 | $ (9)

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