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v3.23.1

CLEARING OPERATIONS - Valuation (Details) $ / shares in Units, $ in Millions | Mar. 31, 2023 USD ($) item $ / shares | Dec. 31, 2022 USD ($) | Jun. 30, 2022 USD ($)
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Fair Value - Digital Assets - Safeguarded Assets and Safeguarded Liabilities |  |  |
Fair Value | $ 42.0 | $ 22.9 | $ 22.4
Bitcoin |  |  |
Fair Value - Digital Assets - Safeguarded Assets and Safeguarded Liabilities |  |  |
Number of Units | item | 842 |  |
Valuation per Unit | $ / shares | $ 28,396 |  |
Fair Value | $ 23.9 |  |
Ethereum |  |  |
Fair Value - Digital Assets - Safeguarded Assets and Safeguarded Liabilities |  |  |
Number of Units | item | 7,750 |  |
Valuation per Unit | $ / shares | $ 1,818 |  |
Fair Value | $ 14.1 |  |
Litecoin |  |  |
Fair Value - Digital Assets - Safeguarded Assets and Safeguarded Liabilities |  |  |
Number of Units | item | 24,324 |  |
Valuation per Unit | $ / shares | $ 90 |  |
Fair Value | $ 2.2 |  |
Bitcoin Cash |  |  |
Fair Value - Digital Assets - Safeguarded Assets and Safeguarded Liabilities |  |  |
Number of Units | item | 12,615 |  |
Valuation per Unit | $ / shares | $ 124 |  |
Fair Value | $ 1.5 |  |
USD Coin |  |  |
Fair Value - Digital Assets - Safeguarded Assets and Safeguarded Liabilities |  |  |
Number of Units | item | 298,282 |  |
Valuation per Unit | $ / shares | $ 1 |  |
Fair Value | $ 0.3 |  |

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