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v3.22.1

Business Combinations - Narrative (Details) $ in Thousands |  |  | 4 Months Ended | 6 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | ---
Jan. 20, 2022 USD ($) | Oct. 04, 2021 USD ($) | Jan. 31, 2022 USD ($) | Mar. 31, 2022 USD ($) | Mar. 31, 2022 USD ($) | Mar. 31, 2021 USD ($) | Mar. 31, 2020 USD ($) | Dec. 31, 2021 USD ($) | Oct. 04, 2021 ¥ / shares
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Goodwill |  |  |  | $ 1,070,442 | $ 1,070,442 | $ 671,065 |  |  |
Revenues |  |  |  |  | 2,269,958 | 1,525,452 | $ 1,159,368 |  |
Net income attributable to Houlihan Lokey, Inc. |  |  |  |  | 437,751 | 312,771 | 183,793 |  |
Provision for income taxes |  |  |  |  | 165,614 | 96,457 | $ 51,854 |  |
GCA Corporation |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Business acquisition, percentage of voting interests acquired |  | 90.00% |  |  |  |  |  |  |
Payments to acquire businesses, gross | $ 57,686 | $ 531,883 | $ 589,569 |  |  |  |  |  |
Cash consideration per share | ¥ / shares |  |  |  |  |  |  |  |  | ¥ 1,398
Goodwill |  | $ 394,200 |  | 394,214 | 394,214 |  |  | $ 403,809 |
Revenues |  |  |  | 261,200 |  |  |  |  |
Net income attributable to Houlihan Lokey, Inc. |  |  |  | $ 100,200 |  |  |  |  |
GCA Corporation | Acquisition-related Costs |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Business combination, acquisition related costs |  |  |  |  | (7,026) |  |  |  |
Amortization |  |  |  |  | (12,946) | 58,276 |  |  |
Provision for income taxes |  |  |  |  | $ 5,472 | $ (13,753) |  |  |

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