CONSOLIDATED STATEMENTS OF CASH FLOWS - Parenthetical (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Mar. 31, 2023 |
Mar. 31, 2022 |
Mar. 31, 2021 |
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| Statement of Cash Flows [Abstract] | |||
| Increase (decrease) in margin lending, brokerage and other receivables, related parties | $ 187,336 | $ 97,783 | $ (54,973) |
| Increase (decrease) in margin lending, brokerage and other payables, related parties | (35,650) | 25,079 | 9,504 |
| Brokerage customer liabilities (including $(195,694), $90,444, and $224,173 changes from related parties) | 105,942 | (23,167) | 432,245 |
| Increase (decrease) in derivative assets and liabilities, related parties | $ 195,694 | $ (90,444) | $ (224,173) |
| X | ||||||||||
- Definition Increase (Decrease) In Derivative Assets And Liabilities, Related Parties No definition available.
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| X | ||||||||||
- Definition The increase (decrease) during the reporting period in the obligations due for goods and services provided by the following types of related parties: a parent company and its subsidiaries, subsidiaries of a common parent, an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entities' management, an entity and its principal owners, management, or member of their immediate families, affiliates, or other parties with the ability to exert significant influence. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The increase (decrease) during the reporting period in the amount due to the reporting entity for good and services provided to the following types of related parties: a parent company and its subsidiaries; subsidiaries of a common parent; an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management, an entity and its principal owners, management, member of their immediate families, affiliates, or other parties with the ability to exert significant influence. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The increase (decrease) during the period in the net carrying value of derivative instruments reported as assets and liabilities that are due to be disposed of within one year (or the normal operating cycle, if longer). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- References No definition available.
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