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v3.23.2

Acquisitions and Divestitures - Additional Information (Detail) - JPY (¥) ¥ in Millions |  | 12 Months Ended | 24 Months Ended |
--- | --- | --- | --- | ---
Jan. 31, 2023 | Mar. 31, 2023 | Mar. 31, 2022 | Mar. 31, 2021 | Mar. 31, 2023 | Mar. 31, 2020
Business Acquisition [Line Items] |  |  |  |  |  |
Acquisitions consideration, cost of acquired entity paid in cash |  |  | ¥ 99,239 | ¥ 104,197 |  |
Goodwill acquired |  | ¥ 627,683 | 488,856 | 495,276 | ¥ 627,683 | ¥ 443,818
Bargain Purchase Gain |  | 1,174 | 0 | 4,966 |  |
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  | 26,915 | 187,787 | 23,300 |  |
Real Estate Segment |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill acquired |  | 16,168 | 16,168 | 16,359 | 16,168 | 16,359
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  | 137 |  |  |  |
Corporate Financial Services and Maintenance Leasing |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill acquired |  | 15,105 | 11,576 | 66,501 | 15,105 | 66,028
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  |  | 163,775 |  |  |
Corporate Financial Services and Maintenance Leasing | Yayoi Corporation |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  |  | 163,016 |  |  |
ORIX USA |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill acquired |  | 151,582 | 141,000 | 128,318 | 151,582 | 129,246
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  | 4,116 | 15,815 | 4,261 |  |
Asia and Australia |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill acquired |  | 5,428 | 5,395 | 5,007 | 5,428 | 4,605
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  | 4,676 | 6,715 | 6,604 |  |
PE Investment and Concession |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill acquired |  | 206,751 | 99,938 | 122,464 | 206,751 | 89,455
Bargain Purchase Gain |  |  |  | 601 |  |
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  | 2,367 |  |  |  |
Environmental And Energy |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Bargain Purchase Gain |  |  |  | 4,365 |  |
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  | 16,698 | 1,447 | 11,516 |  |
Aircraft and Ships |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill acquired |  | 0 | 0 | 0 | 0 | ¥ 0
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  | (1,076) |  |  |  |
Series of Individually Immaterial Business Acquisitions |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill acquired |  | 17,644 | 49,393 | 59,186 | 17,644 |
Acquired intangible assets other than goodwill |  | 31,087 | 39,977 | 30,595 | 31,087 |
DHC Corporation [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Acquisitions consideration, cost of acquired entity paid in cash |  | 300,000 |  |  |  |
Goodwill acquired |  | 109,680 |  |  | 109,680 |
Acquired intangible assets other than goodwill |  | 84,300 |  |  | 84,300 |
Business acquisition, effective date of Acquisition | Jan. 31, 2023 |  |  |  |  |
DHC Corporation [Member] | Selling, General and Administrative Expenses |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Acquisition, Transaction Costs |  |  |  |  | ¥ 3,435 |
Acquisition Other Than DHC Corporation |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Acquisitions consideration, cost of acquired entity paid in cash |  | 60,876 |  |  |  |
Divestiture |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Gains on Sales of Subsidiaries and Affiliates and Liquidation Losses, net |  | ¥ 26,915 | ¥ 187,787 | ¥ 23,300 |  |

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