Quarterly report pursuant to Section 13 or 15(d)

Commitments and contingencies (Lease Agreements) (Details)

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Commitments and contingencies (Lease Agreements) (Details)
Apr. 09, 2018
USD ($)
ft²
Mar. 26, 2018
USD ($)
Feb. 27, 2018
USD ($)
ft²
Operating Leased Assets [Line Items]      
Area of lease | ft² 1,694    
Description of lease The lease is for an initial term of thirty-nine months, with one five-year option to renew.    
Monthly base rent | $ $ 7,000    
Kairos Global Technology, Inc [Member]      
Operating Leased Assets [Line Items]      
Area of lease | ft²     107,600
Base rent per month | $   $ 665,760 $ 223,800