Income Taxes - Summary of Temporary Differences of Unused Tax Losses and Unused Tax Credits of Unrecognized Deferred Tax Assets (Detail) - JPY (¥) ¥ in Millions |
Mar. 31, 2026 |
Mar. 31, 2025 |
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| Disclosure of temporary difference, unused tax losses and unused tax credits [abstract] | ||
| Deductible temporary difference | ¥ 1,598,404 | ¥ 1,944,948 |
| Carryforwards of tax losses | 978,821 | 841,136 |
| Carryforwards of tax credit | 86,395 | 61,687 |
| Total | ¥ 2,663,620 | ¥ 2,847,770 |
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- Definition The amount of deductible temporary differences for which no deferred tax asset is recognised in the statement of financial position. [Refer: Temporary differences [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition The amount of unused tax credits for which no deferred tax asset is recognised in the statement of financial position. [Refer: Unused tax credits [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount of unused tax losses for which no deferred tax asset is recognised in the statement of financial position. [Refer: Unused tax losses [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Deductible temporary differences, unused tax losses and credits for which no deferred tax assets are recognized. No definition available.
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