General form of registration statement for all companies including face-amount certificate companies

Summary of Significant Accounting Policies - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details)

v3.19.2
Summary of Significant Accounting Policies - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details) - shares
 6 Months Ended 12 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Dec. 31, 2017
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total potentially dilutive shares 17,428,241 20,364,238 24,386,951 19,726,261
Series B Convertible Preferred Stock [Member]        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total potentially dilutive shares 9,026,700 9,026,700 9,026,700 9,026,700
Options [Member]        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total potentially dilutive shares 7,409,375 7,973,593 9,499,265 9,234,265
Warrants [Member]        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total potentially dilutive shares 992,166 1,376,875 1,229,630 1,465,296
Convertible Debt [Member]        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total potentially dilutive shares 1,987,070 4,631,356 [1] [1]
[1] At December 31, 2017, $20,000 of convertible debt was convertible into common stock at a 10% discount to the price used for the sale of the of the Company's common stock in a future private placement offering.