SUPPLEMENTAL BALANCE SHEET AND CASH FLOW INFORMATION - Cash Flow Information (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Property, Plant and Equipment [Line Items]
Property and equipment purchases in accounts payable	$ 1,860	$ 10,271
Common stock issued for amendment fee to lender	1,000	0
Common stock issued for professional services	250	0
Accrued interest added to debt principal	592	0
Miners
Property, Plant and Equipment [Line Items]
Exchange of property plant and equipment, for reduction in debt	49,950	0
Miner Coupons
Property, Plant and Equipment [Line Items]
Exchange of property plant and equipment, for reduction in debt	1,152	0
Miner deposits
Property, Plant and Equipment [Line Items]
Exchange of property plant and equipment, for reduction in debt	$ 7,381	$ 0