Net Income (Loss) Per Common Share - Basic and Diluted - Schedule of Common Stock Equivalents (Details) - shares	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Stock options, outstanding	23,655,000	27,205,000	23,655,000
Warrants, outstanding	50,090,000	20,090,000
Series B Convertible Redeemable Preferred Stock
Redeemable convertible preferred stock, outstanding	850	850
Weighted average shares, outstanding	425,000	425,000
Series C Redeemable Convertible Preferred Stock
Redeemable convertible preferred stock, outstanding	4,213	4,213
Weighted average shares, outstanding	42,130,000	42,130,000