Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

17. Shareholders' Equity (Details Narrative)

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17. Shareholders' Equity (Details Narrative) - $ / shares
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Nov. 10, 2017
Dec. 31, 2016
Dec. 31, 2015
Disclosure of classes of share capital [line items]          
Number of shares authorized 50,000,000 50,000,000   50,000,000  
Par value, per share $ 0.001 $ 0.001   $ 0.001  
Number of shares outstanding 1,903,723 1,903,723   1,954,651  
Treasury Shares [Member]          
Disclosure of classes of share capital [line items]          
Number of shares outstanding 139,628 139,628   85,800 85,800
Ordinary shares [Member]          
Disclosure of classes of share capital [line items]          
Stock options exercised 2,900        
Purchase Agreement [Member] | Nova [Member]          
Disclosure of classes of share capital [line items]          
Number of shares exchanged in discontinued operations     53,828