Condensed Consolidated Statements Of Stockholders' Equity - USD ($) $ in Thousands	Total	Preferred Stock [Member]	Common Stock [Member]	Additional Paid - In Capital [Member]	Common Units [Member]	Preferred Units [Member]	Senior Priority Units [Member]	Total Members' Capital [Member]	Accumulated Deficit [Member]	Cumulative Translation Adjustment [Member]
Beginning Balance at Dec. 31, 2020	$ 44,360								$ (24,916)
Members' Capital, Beginning Balance at Dec. 31, 2020						$ 39,074	$ 30,202	$ 69,276
Members' Capital, Common Units, Beginning Balance (in units) at Dec. 31, 2020					750
Members' Capital, Preferred Units, Beginning Balance (in units) at Dec. 31, 2020						39,228
Members' Capital, Senior Priority Units, Beginning Balance (in units) at Dec. 31, 2020							10,000
Contribution of Preferred Units, Senior Priority Units, and notes payable to related party for Greenidge class B common stock (Note 9)	3,615		$ 3	$ 72,888		$ (39,074)	$ (30,202)	$ (69,276)
Contribution of Preferred Units, Senior Priority Units, and notes payable to related party for Greenidge class B common stock (Note 9) (in shares/units)			26,800,300			(39,228)	(10,000)
Contribution of GGH Common Units for Greenidge class B common stock (Note 9)					$ (750)
Contribution of GGH Common Units for Greenidge class B common stock (Note 9) (in shares/units)			1,199,700
Proceeds from issuance of preferred stock, net of stock issuance costs	37,112	$ 1		37,112
Proceeds from issuance of preferred stock, net of stock issuance costs (in shares)		1,620,000
Stock-based compensation expense	656			656
Proceeds from stock options exercised	1,000			1,000
Proceeds from stock options exercised (in shares)			160,000
Stock issued to purchase miners	991			991
Stock issued to purchase miners (in shares)			160,000
Net (loss) income	1,279								1,279
Ending Balance at Mar. 31, 2021	89,014	$ 1	$ 3	112,647					(23,637)
Ending Balance (in shares) at Mar. 31, 2021		1,620,000	28,320,000
Beginning Balance at Dec. 31, 2021	212,423		$ 4	281,815					(69,396)
Beginning Balance (in shares) at Dec. 31, 2021			40,865,336
Stock-based compensation expense	362			362
Issuance of shares, net of issuance costs	3,791			3,791
Issuance of shares, net of issuance costs, Shares			415,000
Restricted shares award issuance, net of withholdings	(65)			(65)
Restricted shares award issuance, net of withholdings, Shares			82,601
Proceeds from stock options exercised	2			2
Proceeds from stock options exercised (in shares)			334
Foreign currency translation adjustment	(32)									$ (32)
Net (loss) income	(429)								(429)
Ending Balance at Mar. 31, 2022	$ 216,052		$ 4	$ 285,905					$ (69,825)	$ (32)
Ending Balance (in shares) at Mar. 31, 2022			41,363,271