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v3.25.2

Goodwill and Other Intangible Assets - Additional Information (Detail) - JPY (¥) ¥ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2023
Intangible Assets by Major Class [Line Items] |  |  |
Impairment losses on goodwill | ¥ 6,695 | ¥ 0 | ¥ 0
Aggregate amortization expenses for intangible assets | 41,402 | 39,213 | 34,212
Estimated amortization expenses in fiscal 2026 | 38,480 |  |
Estimated amortization expenses in fiscal 2027 | 35,214 |  |
Estimated amortization expenses in fiscal 2028 | 31,995 |  |
Estimated amortization expenses in fiscal 2029 | 27,850 |  |
Estimated amortization expenses in fiscal 2030 | 24,573 |  |
Intangible assets subject to amortization acquired | ¥ 79,869 |  |
Impairment, Intangible Asset, Statement of Income or Comprehensive Income [Extensible Enumeration] | Selling, General and Administrative Expense |  |
Corporate Financial Services and Maintenance Leasing |  |  |
Intangible Assets by Major Class [Line Items] |  |  |
Impairment of intangible assets excluding goodwill |  |  | 1
PE Investment and Concession Segment |  |  |
Intangible Assets by Major Class [Line Items] |  |  |
Impairment of intangible assets excluding goodwill | ¥ 5,629 | 24 |
ORIX USA |  |  |
Intangible Assets by Major Class [Line Items] |  |  |
Impairment losses on goodwill | 1,175 | 0 | 0
Impairment of intangible assets excluding goodwill |  |  | 110
Environment and Energy |  |  |
Intangible Assets by Major Class [Line Items] |  |  |
Impairment losses on goodwill | 0 | 0 | 0
Impairment of intangible assets excluding goodwill |  | 87 |
Aircraft and Ships |  |  |
Intangible Assets by Major Class [Line Items] |  |  |
Impairment losses on goodwill | 0 | 0 | 0
Impairment of intangible assets excluding goodwill |  |  | 405
ORIX Europe |  |  |
Intangible Assets by Major Class [Line Items] |  |  |
Impairment losses on goodwill | 0 | 0 | 0
Impairment of intangible assets excluding goodwill | 1,971 |  |
Asia and Australia |  |  |
Intangible Assets by Major Class [Line Items] |  |  |
Impairment losses on goodwill | 0 | 0 | 0
Impairment of intangible assets excluding goodwill |  | 37 |
PE Investment And Concession [Member] |  |  |
Intangible Assets by Major Class [Line Items] |  |  |
Impairment losses on goodwill | 5,520 | 0 | 0
Impairment of intangible assets excluding goodwill | 148 |  |
Banking and Credit [Member] |  |  |
Intangible Assets by Major Class [Line Items] |  |  |
Impairment losses on goodwill | 0 | ¥ 0 | ¥ 0
Impairment of intangible assets excluding goodwill | 84 |  |
Software |  |  |
Intangible Assets by Major Class [Line Items] |  |  |
Intangible assets subject to amortization acquired | ¥ 12,672 |  |
Weighted average amortization period | 5 years |  |
Customer relationships and others |  |  |
Intangible Assets by Major Class [Line Items] |  |  |
Intangible assets subject to amortization acquired | ¥ 21,684 |  |
Weighted average amortization period | 17 years |  |
Maintenance intangible assets |  |  |
Intangible Assets by Major Class [Line Items] |  |  |
Intangible assets subject to amortization acquired | ¥ 45,445 |  |
Weighted average amortization period | 6 years |  |

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 985 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481283/985-20-50-2 + Details
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- Definition Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 985 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481283/985-20-50-2 + Details
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- Definition Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 985 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481283/985-20-50-2 + Details
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