SEGMENT REPORTING - Schedule of Revenue and Gross Profit by Reporting Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting Information [Line Items]
Revenues	$ 510,672	$ 502,400	$ 640,313
Total cost of revenue	389,602	378,941	631,913
Gross profit	$ 121,070	$ 123,459	$ 8,400
Gross margin	24.00%	25.00%	1.00%
Digital asset self-mining
Segment Reporting Information [Line Items]
Total cost of revenue	$ 314,335	$ 291,696	$ 395,082
Cost of digital asset hosted mining services
Segment Reporting Information [Line Items]
Total cost of revenue	53,558	87,245	169,717
HPC hosting
Segment Reporting Information [Line Items]
Total cost of revenue	21,709	0	0
Digital Asset Self-Mining Segment | Operating Segments
Segment Reporting Information [Line Items]
Gross profit	$ 94,405	$ 98,637	$ 2,714
Gross margin	23.00%	25.00%	1.00%
Digital Asset Self-Mining Segment | Digital asset self-mining | Operating Segments
Segment Reporting Information [Line Items]
Revenues	$ 408,740	$ 390,333	$ 397,796
Power fees	160,833	165,848	144,117
Depreciation expense	108,499	88,628	212,944
Employee compensation	26,129	16,853	23,574
Facility operations expense	13,274	14,055	9,554
Other segment items	5,600	6,312	4,893
Total cost of revenue	314,335	291,696	395,082
Digital Asset Hosted Mining Segment | Operating Segments
Segment Reporting Information [Line Items]
Gross profit	$ 23,996	$ 24,822	$ 5,686
Gross margin	31.00%	22.00%	2.00%
Digital Asset Hosted Mining Segment | Cost of digital asset hosted mining services | Operating Segments
Segment Reporting Information [Line Items]
Revenues	$ 77,554	$ 112,067	$ 242,517
Power fees	35,408	62,366	125,859
Depreciation expense	3,604	6,806	10,630
Employee compensation	4,933	6,337	20,587
Facility operations expense	2,765	5,285	8,344
Other segment items	6,848	6,451	71,411
Total cost of revenue	53,558	87,245	236,831
HPC Hosting Segment | Operating Segments
Segment Reporting Information [Line Items]
Gross profit	$ 2,669	$ 0	$ 0
HPC Hosting licensing gross margin	15.00%	0.00%	0.00%
Gross margin	11.00%	0.00%	0.00%
HPC Hosting Segment | HPC hosting | Operating Segments
Segment Reporting Information [Line Items]
Revenues	$ 24,378	$ 0	$ 0
License fees	17,498	0	0
Maintenance and other	73	0	0
Licensing revenue	17,571	0	0
Power fees passed through to customer	6,807	0	0
Power fees	6,807	0	0
Depreciation expense	3	0	0
Employee compensation	2,514	0	0
Facility operations expense	11,907	0	0
Other segment items	478	0	0
Cost of licensing revenue	14,902	0	0
Total cost of revenue	$ 21,709	$ 0	$ 0