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

    June 30,     December 31,  
    2017     2016  
    ($ in thousands)  
Employees and employee institutions   $ 878     $ 357  
Accrued vacation and recreation pay     156       137  
Accrued clinical trial expenses     498       467  
Accrued expenses     437       430  
Provision for sales commissions     97       56  
    $ 2,066     $ 1,447