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CUSTOMER ASSETS AND LIABILITIES - Fair Value of Customer Crypto Assets (Details) - USD ($) $ in Thousands		Jun. 30, 2023	Dec. 31, 2022
Cryptocurrency, by Type [Line Items]
Customer crypto assets	[1]	$ 124,243,587	$ 75,413,188
Percentage of total		100.00%	100.00%
Bitcoin
Cryptocurrency, by Type [Line Items]
Customer crypto assets		$ 60,700,000	$ 32,500,000
Percentage of total		48.90%	43.10%
Ethereum
Cryptocurrency, by Type [Line Items]
Customer crypto assets		$ 33,500,000	$ 20,800,000
Percentage of total		27.00%	27.60%
USDC
Cryptocurrency, by Type [Line Items]
Customer crypto assets		$ 1,500,000	$ 1,100,000
Percentage of total		1.20%	1.40%
Other crypto assets
Cryptocurrency, by Type [Line Items]
Customer crypto assets		$ 28,500,000	$ 21,000,000
Percentage of total		22.90%	27.90%
Ethereum 2
Cryptocurrency, by Type [Line Items]
Customer crypto assets		$ 7,000,000	$ 3,000,000
[1] Safeguarding assets

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- Definition

Cryptocurrency, by Type [Line Items]

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- Definition

Safeguarding Asset, Platform Operator, Crypto-Asset, Percentage Of Total

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name Staff Accounting Bulletin (SAB)
-Number Topic 5
-Section FF
-Subsection Q1
-Publisher SEC

+ Details

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