Description of Business and Summary of Significant Accounting Policies - Schedule of Computation of Diluted Net Loss per Share of Common Stock Attributable to Common Stockholders (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Amount of potentially dilutive shares excluded from computation of diluted net loss per share of common stock	42,998,593	22,674,469	42,998,593	22,674,469
Stock Option [Member]
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Amount of potentially dilutive shares excluded from computation of diluted net loss per share of common stock	9,354,250	4,819,250	9,354,250	4,819,250
Warrants [Member]
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Amount of potentially dilutive shares excluded from computation of diluted net loss per share of common stock	20,031,255	8,856,255	20,031,255	8,856,255
Secured Convertible Promissory Notes [Member]
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Amount of potentially dilutive shares excluded from computation of diluted net loss per share of common stock	1,674,699	1,636,394	1,674,699	1,636,394
Redeemable Series A Preferred Stock [Member]
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Amount of potentially dilutive shares excluded from computation of diluted net loss per share of common stock	126,597	108,820	126,597	108,820
Redeemable Series B Preferred Stock [Member]
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Amount of potentially dilutive shares excluded from computation of diluted net loss per share of common stock	2,105,041		2,105,041
Convertible Promissory Notes - Related Parties [Member]
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Amount of potentially dilutive shares excluded from computation of diluted net loss per share of common stock	7,358,750	7,253,750	7,358,750	7,253,750
Purchase of Fixed Assets [Member]
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Amount of potentially dilutive shares excluded from computation of diluted net loss per share of common stock	2,348,000		2,348,000