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MERGER WITH SUPPORT.COM - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Business Acquisition [Line Items]    
Amortization expense $ 200  
Income from operations 2,522 $ 1,885
Greenidge Generation Holdings Inc [Member]    
Business Acquisition [Line Items]    
Revenue 8,500  
Income from operations $ 1,500  
Transaction cost   1,600
transaction costs after tax   $ 1,200