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Write-Downs of Long-Lived Assets - Long-Lived Assets and Liabilities Associated With Those Assets Classified as Held for Sale (Detail) - Discontinued Operations, Held-for-sale - Real estate properties and transportation equipment - JPY (¥) ¥ in Millions | Mar. 31, 2024 | Mar. 31, 2023
--- | --- | ---
Long Lived Assets Held-for-sale [Line Items] |  |
Investment in operating leases | ¥ 43,775 | ¥ 13,104
Property under facility operations | 8,405 | 10
Office facilities | 82 | 55
Other assets | 6,005 | 0
Other liabilities | ¥ 68 | ¥ 0

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