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Property and Equipment (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Depreciation expense $ 98 $ 6 $ 196 $ 11
Bitcoin Machines [Member]        
Book value machines $ 262   262  
Proceeds from sale of machinery     310  
Gain on sale of machines     $ 48