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EQUITY (Details) - Galaxy Digital Holdings, LP $ / shares in Units, $ in Thousands, $ in Millions |  |  |  |  |  |  |  |  | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Feb. 28, 2025 shares | Dec. 09, 2024 USD ($) shares | Aug. 09, 2024 shares | Jul. 18, 2024 USD ($) | Apr. 12, 2024 CAD ($) $ / shares shares | May 19, 2023 | May 10, 2022 | Nov. 12, 2020 USD ($) shares | Dec. 31, 2024 USD ($) shares | Dec. 31, 2023 USD ($) shares | Dec. 31, 2022 USD ($) shares | May 26, 2023 shares | May 16, 2022 shares | Dec. 31, 2021 shares | Nov. 12, 2020 $ / shares shares
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gain / (loss) recognized in warrants | $ |  |  |  |  |  |  |  |  | $ 0 | $ 0 | $ 20,322 |  |  |  |
Units redeemed amount | $ |  |  |  |  |  |  |  |  |  |  | 7,961 |  |  |  |
Distributions | $ |  |  |  |  |  |  |  |  | $ 55,258 | $ 22,405 | $ 184,275 |  |  |  |
Class A Unit Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of class A units, net of issuance cost (in shares) |  |  |  |  |  |  |  |  | 20,110,850 | 8,709,592 | 14,131,494 |  |  |  |
Equity consideration | $ |  | $ 8,300 |  | $ 3,500 |  |  |  |  |  |  |  |  |  |  |
Number of shares issued in acquisitions (in shares) | 76,573 | 427,723 | 359,919 |  |  |  |  |  |  |  |  |  |  |  |
Units outstanding (in shares) |  |  |  |  |  |  |  |  | 127,577,780 | 109,299,332 | 104,811,539 | 10,056,193 | 10,596,720 |  |
Percentage of public float |  |  |  |  |  | 10.00% | 10.00% |  |  |  |  |  |  |  |
Number of shares repurchased (in shares) |  |  |  |  |  |  |  |  | 0 | 1,248,900 | 10,596,720 |  |  |  |
Shares repurchased cost | $ |  |  |  |  |  |  |  |  |  | $ 4,300 | $ 53,300 |  |  |  |
Class A Unit Capital | Capital Units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of class A units, net of issuance cost (in shares) |  |  |  |  |  |  |  |  | 20,029,493 | 8,679,471 | 4,075,585 |  |  |  |
Cancellation of class A units (in shares) |  |  |  |  |  |  |  |  | 1,832,402 | 4,221,799 | 10,870,449 |  |  |  |
Units outstanding (in shares) |  |  |  |  |  |  |  |  | 127,577,780 | 109,299,332 | 104,811,539 |  |  | 101,550,494 |
Units exchanged (in shares) |  |  |  |  |  |  |  |  | 81,357 | 30,121 | 10,055,909 |  |  |  |
Distributions | $ |  |  |  |  |  |  |  |  | $ 19,526 | $ 7,301 | $ 58,827 |  |  |  |
Class A Unit Capital | Private Placement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gross proceeds | $ |  |  |  |  |  |  |  | $ 50,000 |  |  |  |  |  |  |
Number of shares issued in transaction (in shares) |  |  |  |  |  |  |  | 19,070,000 |  |  |  |  |  |  |
Number of warrant issued in transaction (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,767,500
Exercise price (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 8.25
Class A Unit Capital | Underwriters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gross proceeds | $ |  |  |  |  | $ 169.4 |  |  |  |  |  |  |  |  |  |
Issuance of class A units, net of issuance cost (in shares) |  |  |  |  | 12,100,000 |  |  |  |  |  |  |  |  |  |
Share price (in dollars per share) | $ / shares |  |  |  |  | $ 14.00 |  |  |  |  |  |  |  |  |  |
Class B Unit Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Units outstanding (in shares) |  |  |  |  |  |  |  |  | 215,862,343 | 215,928,474 | 215,943,369 |  |  |  |
Units exchanged (in shares) |  |  |  |  |  |  |  |  | 81,357 | 30,121 | 10,055,909 |  |  |  |
Units redeemed (in shares) |  |  |  |  |  |  |  |  | 0 | 0 | 2,671,350 |  |  |  |
Units redeemed amount | $ |  |  |  |  |  |  |  |  |  |  | $ 8,000 |  |  |  |
Class B Unit Capital | Capital Units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Units outstanding (in shares) |  |  |  |  |  |  |  |  | 215,862,343 | 215,928,474 | 215,943,369 |  |  | 228,110,373 |
Units exchanged (in shares) |  |  |  |  |  |  |  |  | 81,357 | 30,121 | 10,055,909 |  |  |  |
Units redeemed (in shares) |  |  |  |  |  |  |  |  |  |  | 2,671,350 |  |  |  |
Units redeemed amount | $ |  |  |  |  |  |  |  |  |  |  | $ 7,961 |  |  |  |
Distributions | $ |  |  |  |  |  |  |  |  | $ 35,732 | $ 15,104 | $ 125,448 |  |  |  |

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