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Commitments and Contingencies (Details) - USD ($)
$ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Dec. 31, 2017
Commitments and Contingencies (Textual)        
Royalties rate, description The Company is required to pay royalties at a rate of 5% of sales of products developed with funds provided by the BIRD-F, up to an amount equal to 150% of the BIRD-F's grant, linked to the United States Consumer Price Index ("CPI") relating to such products.      
Grants intended costs, description The grant is intended to cover up to 50% from the costs of the office establishment, logistics expenses and hiring employees and consultants in India and China, based on the approved budget for the plan over a period of three years.      
Israeli Ministry of Trade [Member]        
Commitments and Contingencies (Textual)        
Proceeds from grants received       $ 668
Royalty expenses $ 9      
Grant approved over a period 5 years      
Israel Innovation Authority [Member]        
Commitments and Contingencies (Textual)        
Royalty payable range 3.00%      
Percent of grants received paid in royalties 100.00%      
Total commitment with respect to royalty-bearing participation received, net of royalties paid $ 49,601      
Royalty expenses 438 $ 646    
Israel United States Bi National Industrial Research and Development Foundation [Member]        
Commitments and Contingencies (Textual)        
Proceeds from grants received 340      
Pay royalties up to an amount 864   $ 476  
Linkage to CPI 576      
Net of royalties paid $ 388