Quarterly report pursuant to Section 13 or 15(d)

Property and equipment (Schedule of Impairement Charge) (Details)

v3.8.0.1
Property and equipment (Schedule of Impairement Charge) (Details)
3 Months Ended
Mar. 31, 2018
USD ($)
Property, Plant and Equipment [Line Items]  
Impairment charge $ 11,480,491
Prive Miners [Member]  
Property, Plant and Equipment [Line Items]  
Impairment charge 10,677,603
BMSS Miners [Member]  
Property, Plant and Equipment [Line Items]  
Impairment charge 406,652
Kairos Miners [Member]  
Property, Plant and Equipment [Line Items]  
Impairment charge $ 396,236