DEBT - Narrative (Details) $ / shares in Units, $ in Thousands							3 Months Ended			12 Months Ended
	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 ($) renewal_option	May 12, 2023 USD ($)	Mar. 31, 2023 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Debt Instrument [Line Items]
Interest expense								$ 3,600	$ 3,400
Debt outstanding								97,319
Amended principal amount				$ 16,400
Percentage of proceeds received from sale of stock to be used to repay debt				65.00%
Notional value								97,300		$ 157,500
Fair value of debt		$ 88,500						38,100		88,500
Miners
Debt Instrument [Line Items]
Exchange of assets for reduction in debt	$ 50,000
Miner Deposits And Manufacture Coupons
Debt Instrument [Line Items]
Exchange of assets for reduction in debt	8,500
Greenidge And Noteholder
Debt Instrument [Line Items]
Interest rate				7.50%
Master Equipment Financing Agreement
Debt Instrument [Line Items]
Aggregate principal loan amount					$ 81,000
Interest rate					13.00%
Promissory Note
Debt Instrument [Line Items]
Interest rate						6.00%
Aggregate principal amount						$ 26,500
Number of renewal options | renewal_option				4		5
Renewal term				30 days		30 days
Secured Debt | Secured Promissory Note
Debt Instrument [Line Items]
Principal payments plus interest payments on debt	0		$ 1,500			$ 1,500
Purchase of stock by counterparty	$ 1,000
Purchase of stock by counterparty, price per share (in dollars per share) | $ / shares	$ 0.75
Amendment fee, paid-in-kind	$ 1,000
Amendment fee, paid-in-kind, price per share (in dollars per share) | $ / shares	$ 0.75
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
Proceeds from sale of real estate property to paydown debt	6,000
Secured Debt | Secured Promissory Note | Subsequent Event
Debt Instrument [Line Items]
Proceeds from sale of stock to counterparty to paydown debt							$ 2,900
Master Equipment Finance Agreement
Debt Instrument [Line Items]
Borrowed amount partially funded		17,000			$ 54,000					17,000
Debt term					25 months
Equipment Finance Agreement
Debt Instrument [Line Items]
Unamortized discounts and debt issuance costs		5,747						$ 6,012		5,747
Equipment Finance Agreement | Miner Equipment Note L
Debt Instrument [Line Items]
Principal payments plus interest payments on debt		1,000
Equipment Finance Agreement | Promissory Note
Debt Instrument [Line Items]
Interest rate								7.50%
Aggregate principal amount								$ 26,500
Secured Debt | Master Equipment Finance Agreement
Debt Instrument [Line Items]
Debt outstanding	17,300	$ 75,800								$ 75,800
Extinguishment of debt	$ 58,500
Interest rate	15.00%
Cash balance (in excess)	$ 10,000
Debt, voluntary, paid-in-kind	$ 10,200
Senior Notes | 8.50% Senior Secured Notes Due 2026
Debt Instrument [Line Items]
Interest rate								8.50%
Senior Notes | Senior Unsecured Notes
Debt Instrument [Line Items]
Interest rate								8.50%			8.50%
Aggregate principal amount								$ 72,200
Senior Notes											$ 72,200
Senior Notes | Senior Unsecured Notes | Debt Instrument, Redemption, Period One
Debt Instrument [Line Items]
Debt instrument, redeem percentage											102.00%
Senior Notes | Senior Unsecured Notes | Debt Instrument, Redemption, Period Two
Debt Instrument [Line Items]
Debt instrument, redeem percentage											101.00%
Senior Notes | Senior Unsecured Notes | Debt Instrument, Redemption, Period Three
Debt Instrument [Line Items]
Debt instrument, redeem percentage											100.00%
Senior Notes | Senior Unsecured Notes | Debt Instrument, Redemption, Period Four
Debt Instrument [Line Items]
Debt instrument, redeem percentage											100.50%