DERIVATIVES - Schedule of gains (losses) recorded in income (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Not designated as hedging instruments
Derivative [Line Items]
Derivatives	$ 7,737	$ 375,716	$ (83,943)	$ 371,443
Hedged Items	333	(371,421)	97,424	(373,602)
Income Statement Impact	8,070	4,295	13,481	(2,159)
Crypto asset borrowings with embedded derivatives \| Designated as fair value hedging instruments
Derivative [Line Items]
Derivatives	3,159	355,071	(88,555)	360,069
Hedged Items	333	(356,416)	48,933	(361,340)
Income Statement Impact	3,492	(1,345)	(39,622)	(1,271)
Crypto asset borrowings with embedded derivatives \| Not designated as hedging instruments
Derivative [Line Items]
Derivatives	196	6,626	196	6,626
Hedged Items	0	0	0	0
Income Statement Impact	196	6,626	196	6,626
Crypto asset futures \| Designated as fair value hedging instruments
Derivative [Line Items]
Derivatives	5	15,678	(43,111)	13,012
Hedged Items	0	(15,005)	48,491	(12,262)
Income Statement Impact	5	673	5,380	750
Crypto asset futures \| Not designated as hedging instruments
Derivative [Line Items]
Derivatives	455	1,181	402	(511)
Hedged Items	0	0	0	0
Income Statement Impact	455	1,181	402	(511)
Accounts receivable denominated in crypto assets \| Not designated as hedging instruments
Derivative [Line Items]
Derivatives	4,156	(5,350)	47,080	(10,263)
Hedged Items	0	0	0	0
Income Statement Impact	4,156	(5,350)	47,080	(10,263)
Other payables denominated in crypto assets \| Not designated as hedging instruments
Derivative [Line Items]
Derivatives	405	2,510	844	2,510
Hedged Items	0	0	0	0
Income Statement Impact	405	2,510	844	2,510
Crypto assets pledged as collateral \| Not designated as hedging instruments
Derivative [Line Items]
Derivatives	(196)	0	(196)	0
Hedged Items	0	0	0	0
Income Statement Impact	(196)	0	(196)	0
Other \| Not designated as hedging instruments
Derivative [Line Items]
Derivatives	(443)	0	(603)	0
Hedged Items	0	0	0	0
Income Statement Impact	$ (443)	$ 0	$ (603)	$ 0

Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 815
-SubTopic 25
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480238/815-25-50-1

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Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement.

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (f)
-Publisher FASB
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Total amount of gain (loss) derived from fair value hedges recognized in earnings in the period.

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-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (a)
-Publisher FASB
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