Annual report pursuant to Section 13 and 15(d)

Significant Accounting Policies - Schedule of Marketable Securities (Details)

v3.19.1
Significant Accounting Policies - Schedule of Marketable Securities (Details) - USD ($)
Dec. 31, 2018
Dec. 31, 2017
Level 1 [Member]    
Marketable securities
Level 2 [Member]    
Marketable securities 5,272,998 5,011,607
Level 3 [Member]    
Marketable securities