Summary of Significant Accounting Policies (Details 7) - shares	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Antidilutive Shares	7,809,899	9,029,600
Series C non-voting preferred stock
Antidilutive Shares	104,000	508,000
Series D non-voting preferred stock
Antidilutive Shares		295,848
Series E voting preferred stock
Antidilutive Shares	391,953	391,953
Series F non-voting preferred stock
Antidilutive Shares		2,469,136
Series G voting preferred stock
Antidilutive Shares	5,560,137
Shares issuable upon conversion of convertible debt
Antidilutive Shares		1,000,000
Restricted stock units
Antidilutive Shares	2,490	5,817
Shares issuable for payment of deferred board compensation
Antidilutive Shares	33,597	28,578
Shares underlying outstanding warrants
Antidilutive Shares	341,328	3,319,003
Shares underlying outstanding stock options
Antidilutive Shares	1,376,394	1,011,265