Senior Convertible Notes and Warrants (Details Textual)		12 Months Ended
	Dec. 17, 2019 USD ($) d $ / shares shares	Dec. 31, 2019 USD ($) $ / shares	Dec. 31, 2018 USD ($) $ / shares
Senior Convertible Notes and Warrants
Common stock, par value (in dollars per share) | $ / shares		$ 0.001	$ 0.001
Net proceeds after original issue discount and issuance costs | $		$ 2,654,000
Common Stock | Beneficial owner
Senior Convertible Notes and Warrants
Beneficial owner of the Company’s issued and outstanding shares of Common Stock	46.60%
Senior Convertible Notes and Warrants
Senior Convertible Notes and Warrants
Issuance and sale of secured convertible notes | $	$ 3,000
Original issue discount and issuance costs | $	346,000
Net proceeds after original issue discount and issuance costs | $	$ 2,654,000
Senior Convertible Notes and Warrants | Common Stock
Senior Convertible Notes and Warrants
Warrants to purchase of common stock, shares | shares	340,909
Common stock, par value (in dollars per share) | $ / shares	$ 0.001
Senior Convertible Notes
Senior Convertible Notes and Warrants
Interest accrual at a variable rate adjusted on a quarterly basis, percent	2.50%
Published in the Wall Street Journal (New York edition) as of the beginning of such calendar quarter	Prime Rate
Senior Convertible Notes | Greater of
Senior Convertible Notes and Warrants
Interest accrual at a variable rate adjusted on a quarterly basis, percent	5.25%
Senior Convertible Notes | Common Stock
Senior Convertible Notes and Warrants
Senior Convertible Notes, Initial conversion price per share | $ / shares	$ 2.11
Senior Convertible Notes, Threshold percentage of stock price trigger	120.00%
Senior Convertible Notes, Threshold consecutive trading days | d	90
Senior Convertible Notes | Common Stock | Greater of
Senior Convertible Notes and Warrants
Senior Convertible Notes, Threshold percentage of stock price trigger	200.00%
Warrants | Common Stock
Senior Convertible Notes and Warrants
Warrants, Initial exercise price per share | $ / shares	$ 1.76