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CLEARING OPERATIONS - Eris Clearing (Details) $ in Millions	Jun. 30, 2022 USD ($) jurisdiction
Clearing Operations
Cash deposits	$ 23.7
Digital assets - safeguarded assets	22.4
Total	$ 46.1
Eris Clearing
Clearing Operations
Number Of U.S. Jurisdictions authorized | jurisdiction	51

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount of customer assets including cash deposits and digital safeguarded assets held for clearing transactions.

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- Definition

Amount of customer cash deposit held for clearing transactions.

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- Definition

Represents the number of U.S. jurisdictions in which equity is cleared.

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- Definition

Fair value of asset to safeguard crypto-asset held for platform user.

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