LEASES - Narrative (Details) - USD ($)	3 Months Ended
Mar. 31, 2022	May 31, 2021
Property, Plant and Equipment [Table]
Initial term of lease		5 years
Renewal term of lease		5 years
Discount rate		6.00%
Lease payments	$ 50,000
Remaining lease term	9 years 1 month 6 days
Digital Currency Mining Equipment [Member]
Property, Plant and Equipment [Table]
Operating lease expense	$ 451,000
Planned Bitcoin Mining Facility, New York [Member]
Property, Plant and Equipment [Table]
Operating lease expense	$ 49,000

Discount rate used by lessee to determine present value of operating lease payments.

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Remaining lease term of operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of operating lease expense. Excludes sublease income.

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

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Disclosure of information about physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

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