XML 76 R63.htm IDEA: XBRL DOCUMENT v3.19.1
Common Stock, Preferred Stock and Warrants With-Down Round Protection - Schedule of Assumptions Used to Value Options (Details) - $ / shares
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dividend yield 0.00% 0.00%
Expected volatility [1] 56.59% 56.59%
Risk free interest rate 1.31% 0.92%
Exercise price $ 4.5  
Stock price [2] $ 2.45 $ 2.38
Minimum [Member]    
Expected term of options 5 years 6 months 5 years
Exercise price   $ 4.50
Fair value $ 0.88 $ 0.58
Maximum [Member]    
Expected term of options 6 years 6 months 10 years 6 months
Exercise price   $ 4.75
Fair value $ 0.99 $ 1.28
[1] Due to the low trading volume of the Company's Common Stock, the expected volatility for 2018 and 2017 grant was based on a sample of 248 and 254 companies operating in the Healthcare Products industry, respectively.
[2] The Common Stock price, per share for the year ended December 31, 2018 and 2017 reflects the Company's management's estimation of the fair value per share of Common Stock. In reaching its estimation for December 31, 2018, management considered, among other things, a valuation prepared by a third-party valuation firm following the issuance of the Series D Units. In reaching its estimation for December 31, 2017, management considered, among other things, a valuation prepared by a third-party valuation firm following the issuance of the Series C Units.