Goodwill and Other Intangible Assets (Other Intangible Assets) (Detail) - JPY (¥) ¥ in Millions |
Mar. 31, 2026 |
Mar. 31, 2025 |
|---|---|---|
| Indefinite-lived intangible assets: | ||
| Trademarks and trade names | ¥ 127,921 | ¥ 124,924 |
| Asset management contracts | 62,909 | 55,740 |
| Others | 19,582 | 11,657 |
| Indefinite-Lived Intangible Assets (Excluding Goodwill), Total | 210,412 | 192,321 |
| Intangible assets subject to amortization: | ||
| Software | 169,220 | 150,479 |
| Customer relationships | 219,299 | 186,862 |
| Asset management contracts | 134,543 | 119,157 |
| Others | 157,533 | 152,925 |
| Finite-Lived Intangible Assets, Gross, Total | 680,595 | 609,423 |
| Accumulated amortization | (314,941) | (276,333) |
| Net | 365,654 | 333,090 |
| Intangible Assets, Net (Excluding Goodwill), Total | ¥ 576,066 | ¥ 525,411 |
| X | ||||||||||
- Definition Amount before accumulated amortization of capitalized costs for computer software, including but not limited to, acquired and internally developed computer software. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Gross carrying amount before accumulated amortization as of the balance sheet date of an intangible asset that arises from a contractual arrangement with a third party (not including franchise rights and license agreements). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before amortization, of finite-lived asset representing customer relationship acquired in business combination, asset acquisition, and from joint venture formation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date of rights with an indefinite period of benefit that arose from a contractual arrangement with a third party (not including franchise rights and license agreements). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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- Definition Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the rights acquired through registration of a trade name to gain or protect exclusive use thereof for a projected indefinite period of benefit. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before accumulated amortization of finite-lived intangible assets classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount after impairment of indefinite-lived intangible assets classified as other. Excludes financial assets and goodwill. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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