Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment (Narrative) (Details)

v3.21.2
Property and Equipment (Narrative) (Details)
$ in Thousands
 6 Months Ended 9 Months Ended
Jun. 30, 2021
USD ($)
Sep. 30, 2021
USD ($)
ft²
Sep. 30, 2020
USD ($)
Property, Plant and Equipment [Line Items]      
Total of contract deposits   $ 94,416  
Deposits on equipment   103,158 $ 11,354
Reclassification to property and equipment   (46,711)  
Coinmint, LLC and Whinstone [Member]      
Property, Plant and Equipment [Line Items]      
Deposits on equipment   103,200  
Reclassification to property and equipment   $ 46,700  
Number of receipt miners   18,603  
Pilot project [Member]      
Property, Plant and Equipment [Line Items]      
Equipment costs $ 2,700    
Whinstone [Member]      
Property, Plant and Equipment [Line Items]      
Area of building under development | ft²   240,000  
S19j Antminers [Member]      
Property, Plant and Equipment [Line Items]      
Number of computers acquired   112,000  
Current contract with Bitmain [Member]      
Property, Plant and Equipment [Line Items]      
Number of computers acquired   18,603  
Current contract with Bitmain [Member] | New Antminer model S17-Pro [Member]      
Property, Plant and Equipment [Line Items]      
Number of computers acquired   25,646  
Delivered Beginning in January 2021 [Member]      
Property, Plant and Equipment [Line Items]      
Delivery period of computers   through October 2021  
Percentage of paid deposit   20.00%  
Delivered Beginning in January 2021 [Member] | S19j Miners [Member]      
Property, Plant and Equipment [Line Items]      
Number of computers acquired   13,500  
Bitmain [Member] | Antminer S19j Miners [Member]      
Property, Plant and Equipment [Line Items]      
Number of computers acquired   42,000  
Deposit of miners   $ 29,000  
Bitmain [Member] | Antminer S19j Miners [Member] | Per Batch [Member]      
Property, Plant and Equipment [Line Items]      
Number of computers acquired   3,500  
Bitmain One [Member] | Antminer S19j Miners [Member]      
Property, Plant and Equipment [Line Items]      
Delivery period of computers   between November 2021 and October 2022