LEASES - Schedule of Lease Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Lessee, Lease, Description [Line Items]
Short-term lease expense	$ 383	$ 0	$ 24
Variable lease expense	1,455	0	0
Finance lease expense:
Amortization of right-of-use assets	1,106	11,424	31,372
Interest on lease liabilities	1,200	1,787	7,080
Total finance lease expense	2,306	13,211	38,452
Total lease expense	17,047	14,235	40,413
Cost of revenue | Cost of digital asset self-mining
Lessee, Lease, Description [Line Items]
Operating lease expense	413	0	0
Cost of revenue | Cost of digital asset hosted mining services
Lessee, Lease, Description [Line Items]
Operating lease expense	87	0	0
Cost of revenue | HPC hosting
Lessee, Lease, Description [Line Items]
Operating lease expense	10,274	0	0
General and administrative
Lessee, Lease, Description [Line Items]
Operating lease expense	$ 2,129	$ 1,024	$ 1,937