Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

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Commitments and Contingencies (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended
Nov. 18, 2016
Jan. 31, 2017
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Commitments and Contingencies (Textual)          
Collaborative research, description   The Company agreed, commencing January 2017, to pay DIL €€10 (approximately $12) per month for collaborative research.      
Aggregate matching contributions     $ 8 $ 8  
Product liability insurance     $ 5,000   $ 10,000
Supply Agreement [Member]          
Commitments and Contingencies (Textual)          
Expiration date of agreement Dec. 31, 2018