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FAIR VALUE OPTION - Schedule of Realized and Net Change in Unrealized Gains Losses (Details) - Galaxy Digital Holdings, LP - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Fair Value, Option, Quantitative Disclosures [Line Items]
Realized Gains / (Losses)	$ 36,913	$ 1,075	$ 83,441	$ (833)	$ 48,501
Net Change in Unrealized Gains / (Losses)	$ (94,894)	$ 160,098	$ 130,980	$ 88,757	$ (320,050)

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Fair Value, Option, Realized Gains (Losses)

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For each line item in the statement of financial position, the amounts of gains and losses from fair value changes included in earnings.

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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.

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