SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)						6 Months Ended	22 Months Ended	26 Months Ended
	Jul. 30, 2024 USD ($)	Feb. 12, 2024 USD ($)	Nov. 09, 2023 USD ($) a MW	Jan. 30, 2023 USD ($)	Apr. 28, 2022	Jun. 30, 2024 USD ($) MW	Aug. 09, 2024 USD ($)	Jun. 30, 2024 USD ($) MW	Apr. 10, 2024 a ft²	Dec. 31, 2023 USD ($)	Jun. 30, 2023 USD ($)	Oct. 03, 2022 USD ($)	Apr. 07, 2022 USD ($)
Debt Instrument [Line Items]
Cash, restricted cash and cash equivalents						$ 10,259,000		$ 10,259,000		$ 13,312,000
Other current assets						7,400,000		7,400,000
Accounts payable and accrued expenses						8,700,000		8,700,000
Accrued emissions expense						3,480,000		3,480,000		10,520,000
Current liabilities held for sale						314,000		314,000		483,000
Other short-term liabilities						380,000		380,000		0
Short-term environmental liability						1,613,000		1,613,000		363,000
Working capital						3,200,000		3,200,000
Interest payments due in the next twelve months						6,100,000		6,100,000
Accumulated deficit						379,464,000		379,464,000		369,974,000
Cumulative Effect, Period of Adoption, Adjustment
Debt Instrument [Line Items]
Accumulated deficit						$ (22,000)		$ (22,000)		$ 20,000.00	$ 0
South Carolina, United States
Debt Instrument [Line Items]
Warehouse space acquired (in square feet) | a			153
Columbus, Mississippi
Debt Instrument [Line Items]
Area of land acquired (in acres) | a									12
Columbus, Mississippi | Industrial Warehouse
Debt Instrument [Line Items]
Power associated with facility | MW						32.5		32.5
Warehouse space acquired (in square feet) | ft²									73,000
Miners deployed to new facility | MW						7.5		7.5
NORTH DAKOTA
Debt Instrument [Line Items]
Miners deployed to new facility | MW						7.5		7.5
Mining lease term						5 years
Discontinued Operations, Disposed of by Sale | South Carolina Datacenter
Debt Instrument [Line Items]
Power associated with facility | MW			44
Area of land sold (in acres) | a			22
Consideration received from sale of land			$ 28,000,000
Cash received from disposal			4,500,000
Bonus received from disposal			1,600,000
Gain recognized on sale of facility			8,200,000
Refinanced 2021 and 2022 Master Equipment Finance Agreement | Secured Debt
Debt Instrument [Line Items]
Remaining principal balance, interest payments				$ 2,000,000
Principal and interest payments				$ 62,700,000
Senior Notes Due January 2025 | Senior Notes | Discontinued Operations, Disposed of by Sale | South Carolina Datacenter
Debt Instrument [Line Items]
Extinguishment of debt			17,700,000
Secured Promissory Note | Discontinued Operations, Disposed of by Sale | South Carolina Datacenter | Secured Debt
Debt Instrument [Line Items]
Extinguishment of debt			$ 4,100,000
At The Market Issuance Sales Agreement
Debt Instrument [Line Items]
Maximum aggregate consideration to be received on transaction												$ 22,800,000
Securities Purchase Agreement
Debt Instrument [Line Items]
Net proceeds received		$ 6,000,000
Equity Purchase Agreement
Debt Instrument [Line Items]
Net proceeds received						$ 300,000		$ 8,000,000.0
Maximum aggregate consideration to be received on transaction													$ 500,000,000
Sale of stock, period					24 months
Subsequent Event | At The Market Issuance Sales Agreement
Debt Instrument [Line Items]
Net proceeds received							$ 20,700,000
Subsequent Event | Equity Purchase Agreement
Debt Instrument [Line Items]
Maximum aggregate consideration to be received on transaction	$ 20,000,000
Subsequent Event | Common Stock Purchase Agreement
Debt Instrument [Line Items]
Maximum aggregate consideration to be received on transaction	$ 20,000,000
Sale of stock, period	36 months