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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Roll-forward of Digital Assets (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024 | Dec. 31, 2023
Crypto Asset [Roll Forward] |  |  |  |  |  |
Digital assets, beginning of period |  |  | $ 23,893 | $ 2,284 |  |
Digital asset self-mining revenue, net of receivables |  |  | 187,396 | 329,799 |  |
Mining revenue from shared hosting |  |  | 0 | 15,693 |  |
Proceeds from sales of digital assets and shared hosting |  |  | 0 | (347,397) |  |
Increase (decrease) in fair value of digital assets | $ 10,957 | $ (206) | 30,066 | (247) |  |
Payment of board fee |  |  | 0 | (89) |  |
Other |  |  | 0 | (67) |  |
Digital assets, end of period | 241,355 | 0 | 241,355 | 0 |  |
Digital asset receivable, current | $ 500 | $ 700 | 500 | 700 | $ 900 | $ 1,700
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |
Crypto Asset [Roll Forward] |  |  |  |  |  |
Digital assets, beginning of period |  |  | 0 | 24 |  |
Cumulative Effect, Period of Adoption, Adjusted Balance |  |  |  |  |  |
Crypto Asset [Roll Forward] |  |  |  |  |  |
Digital assets, beginning of period |  |  | $ 23,893 | $ 2,308 |  |

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- Definition Crypto Asset, Mining, Self-Mining + References No definition available. + Details
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- Definition Crypto Assets, Receivable, Current + References No definition available. + Details
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- Definition Fair value of crypto asset. Excludes crypto asset held for platform user. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 60 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147476162/350-60-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 60 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147476162/350-60-50-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 60 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147476162/350-60-50-3 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 60 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147476163/350-60-45-1 + Details
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- Definition Amount of decrease in crypto asset from payment for service. Excludes crypto asset held for platform user. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 60 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147476162/350-60-50-3 + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount of decrease in crypto asset from sale. Excludes crypto asset held for platform user. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 60 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147476162/350-60-50-3 + Details
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