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Commitments and Contingencies (Details Textual)
 1 Months Ended 12 Months Ended
Jun. 01, 2018
$ / shares
Apr. 30, 2018
USD ($)
a
$ / shares
Apr. 25, 2018
USD ($)
a
$ / shares
Dec. 31, 2017
USD ($)
Commitments And Contingencies [Line Items]        
Lease Expiration Date       Apr. 30, 2018
Short-term Lease Commitment, Amount       $ 25,000
Aggregate Remaining Commitment       734,000
Business Combination, Contingent Consideration, Liability       500,000
Payments of Guarantees Obligation       $ 560,000
Scenario, Forecast [Member]        
Commitments And Contingencies [Line Items]        
Area of Land | a   7,457 7,457  
Sub Lease Term   41 months 41 months  
Rent Per Share | $ / shares $ 25.95 $ 37 $ 37  
Prepaid Rent   $ 60,249 $ 60,249  
Security Deposit   $ 22,992 $ 22,992  
Scenario, Forecast [Member] | Minimum [Member]        
Commitments And Contingencies [Line Items]        
Sub Lease Term   37 months 37 months  
Scenario, Forecast [Member] | Maximum [Member]        
Commitments And Contingencies [Line Items]        
Sub Lease Term   41 months 41 months  
Fourth Avenue, Seattle [Member] | Scenario, Forecast [Member]        
Commitments And Contingencies [Line Items]        
Area of Land | a   1,500 1,500