GOODWILL AND OTHER INTANGIBLE ASSETS- Schedule of Future Amortization Expense (Details) - Galaxy Digital Holdings, LP - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Finite-Lived Intangible Assets [Line Items]
2025	$ 8,602	$ 16,708
2026	5,676	8,549
2027	4,358	5,624
2028		4,306
2029 and beyond		403
Total future amortization expense	$ 31,609	$ 35,590

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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