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Related Parties and Related Commitments and Contingencies - Maximum Loss Exposure (Details) - Mar. 31, 2023 - Equity Method Investee $ in Millions, ¥ in Billions | USD ($) | JPY (¥)
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Guarantor Obligations [Line Items] |  |
VIE, reporting entity involvement, maximum loss exposure, amount | $ 4,328 |
Notes receivable |  |
Guarantor Obligations [Line Items] |  |
VIE, reporting entity involvement, maximum loss exposure, amount | 836 |
Equity investments |  |
Guarantor Obligations [Line Items] |  |
VIE, reporting entity involvement, maximum loss exposure, amount | 543 |
Operating lease guarantees |  |
Guarantor Obligations [Line Items] |  |
Operating lease guarantees | 1,876 | ¥ 250
Inventory and prepayments |  |
Guarantor Obligations [Line Items] |  |
Inventory and prepayments | $ 1,073 |

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