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v3.23.3

Acquisitions and Divestitures - Additional Information (Detail) - JPY (¥) ¥ in Millions |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
Jan. 31, 2023 | Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Mar. 31, 2023
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill acquired |  | ¥ 659,323 |  | ¥ 659,323 |  | ¥ 627,683
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  | 2,673 | ¥ 5,486 | 3,628 | ¥ 8,589 |
Real Estate Segment |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  |  | 137 |  | 137 |
ORIX USA |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  | 111 | 3,299 | 929 | 4,048 |
Asia and Australia |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  |  | ¥ 2,066 |  | ¥ 4,420 |
Environmental and Energy |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  |  |  | 229 |  |
ORIX Europe |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  | 2,502 |  | 2,502 |  |
DHC Corporation |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Acquisitions consideration, cost of acquired entity paid in cash |  |  |  | 300,000 |  |
Goodwill acquired |  | 99,906 |  | 99,906 |  |
Acquired intangible assets other than goodwill |  | ¥ 95,513 |  | 95,513 |  |
Business acquisition, effective date of Acquisition | Jan. 31, 2023 |  |  |  |  |
DHC Corporation | Selling, General and Administrative Expenses |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Acquisition, Transaction Costs |  |  |  | ¥ 3,435 |  |

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