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Accounts Payable and Accruals - Other (Tables)
9 Months Ended
Sep. 30, 2017
Payables and Accruals [Abstract]  
Schedule of Accounts Payable and Accrued Liabilities Other

    September 30, 2017     December 31, 2016  
    ($ in thousands)  
       
Employees and employee institutions   $ 1,126     $ 357  
Accrued vacation and recreation pay     133       137  
Accrued clinical trial expenses     476       467  
Accrued expenses     394       430  
Provision for sales commissions     164       56  
    $ 2,293     $ 1,447