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DEBT - Narrative (Details)							12 Months Ended
DEBT - Narrative (Details)	Jan. 30, 2023 USD ($) $ / shares	Dec. 31, 2022 USD ($)	Dec. 20, 2022 USD ($)	Aug. 10, 2022 USD ($) renewal_option	Mar. 21, 2022 USD ($)	Mar. 18, 2022 USD ($) renewal_option	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Debt Instrument [Line Items]
Interest expense							$ (21,600,000)	$ (3,700,000)
Debt outstanding		$ 157,493,000					157,493,000
Amended principal amount				$ 16,400,000
Percentage of proceeds received from sale of stock to be used to repay debt				65.00%
Notional value							157,500,000	100,500,000
Fair value of debt		88,500,000					88,500,000	97,500,000
Greenidge And Noteholder
Debt Instrument [Line Items]
Interest rate				7.50%
Secured Promissory Note
Debt Instrument [Line Items]
Interest rate bearing						6.00%
Aggregate principal amount						$ 26,500,000
Number of renewal options \| renewal_option				4		5
Renewal term				30 days		30 days
Secured Debt \| Secured Promissory Note
Debt Instrument [Line Items]
Principal and interest amount due			$ 1,500,000			$ 1,500,000
Secured Debt \| Secured Promissory Note \| Subsequent Event
Debt Instrument [Line Items]
Principal and interest amount due	$ 0
Mandatory monthly payments, percentage of net proceeds of sales of equity	15.00%
Revised principal and interest payment, triggered once specified debt has been prepaid	$ 400,000
Aggregate debt to be prepaid to reduce periodic payment	6,000,000
Amendment fee, paid-in-kind	$ 1,000,000
Amendment fee, paid-in-kind, price per share (in dollars per share) \| $ / shares	$ 0.75
Purchase of stock by counterparty	$ 1,000,000
Purchase of stock by counterparty, price per share (in dollars per share) \| $ / shares	$ 0.75
Proceeds from sale of stock to counterparty to paydown debt	$ 1,900,000
Short-term debt after paydown of debt	9,000,000
Secured Debt \| Secured Promissory Note \| Subsequent Event \| Minimum
Debt Instrument [Line Items]
Proceeds from sale of real estate property to paydown debt	6,000,000
Secured Debt \| Secured Promissory Note \| Subsequent Event \| Maximum
Debt Instrument [Line Items]
Proceeds from sale of real estate property to paydown debt	7,000,000
Master Equipment Finance Agreement
Debt Instrument [Line Items]
Borrowed amount partially funded		17,000,000			$ 54,000,000		17,000,000
Debt term					25 months
Equipment Finance Agreement
Debt Instrument [Line Items]
Unamortized discounts and debt issuance costs		5,747,000					$ 5,747,000	$ 5,667,000
Equipment Finance Agreement \| Equipment Note L
Debt Instrument [Line Items]
Principal and interest amount due		$ 1,000,000
Debt instrument, interest rate, stated percentage		13.00%					13.00%
Aggregate principal amount		$ 81,375,000					$ 81,375,000
Equipment Finance Agreement \| Secured Promissory Note
Debt Instrument [Line Items]
Debt instrument, interest rate, stated percentage		7.50%					7.50%
Aggregate principal amount		$ 26,500,000					$ 26,500,000
Secured Debt \| Master Equipment Finance Agreement
Debt Instrument [Line Items]
Debt outstanding		$ 75,800,000					$ 75,800,000
Secured Debt \| Master Equipment Finance Agreement \| Subsequent Event
Debt Instrument [Line Items]
Debt outstanding	17,300,000
Extinguishment of debt	$ 58,500,000
Debt instrument, interest rate, stated percentage	15.00%
Cash balance (in excess)	$ 10,000,000
Debt, voluntary, paid-in-kind	$ 10,200,000
Senior Notes \| Senior Unsecured Notes
Debt Instrument [Line Items]
Debt instrument, interest rate, stated percentage		8.50%					8.50%	8.50%
Aggregate principal amount		$ 72,200,000					$ 72,200,000
Debt sold								$ 72,200,000
Master Equipment Financing Agreement
Debt Instrument [Line Items]
Aggregate principal amount loan					$ 81,000,000
Interest rate bearing					13.00%
Debt Instrument, Redemption, Period One \| Senior Notes \| Senior Unsecured Notes
Debt Instrument [Line Items]
Redemption percentage								102.00%
Debt Instrument, Redemption, Period Two \| Senior Notes \| Senior Unsecured Notes
Debt Instrument [Line Items]
Redemption percentage								101.00%
Debt Instrument, Redemption, Period Three \| Senior Notes \| Senior Unsecured Notes
Debt Instrument [Line Items]
Redemption percentage								100.00%
Debt Instrument, Redemption, Period Four \| Senior Notes \| Senior Unsecured Notes
Debt Instrument [Line Items]
Redemption percentage								100.50%