Promissory Notes- Additional Information (Details)													1 Months Ended	3 Months Ended			9 Months Ended
	May 20, 2020 USD ($) $ / shares	May 13, 2020 USD ($)	May 01, 2020 USD ($)	Apr. 22, 2020 USD ($) $ / shares	Apr. 10, 2020 USD ($)	Dec. 19, 2019 USD ($) $ / shares shares	Oct. 30, 2019 USD ($) $ / shares	Oct. 29, 2019 USD ($) $ / shares	Sep. 27, 2019 USD ($) $ / shares shares	Feb. 22, 2019 USD ($) $ / shares shares	Jun. 28, 2018 USD ($) $ / shares shares	Nov. 25, 2015 USD ($)	Feb. 29, 2020 USD ($)	Sep. 30, 2020 USD ($) $ / shares	Dec. 31, 2019 USD ($) shares	Sep. 30, 2019 USD ($)	Sep. 30, 2020 USD ($) $ / shares shares	Sep. 30, 2019 USD ($)	Jun. 30, 2020 USD ($)	Apr. 21, 2020 $ / shares
Debt Instrument [Line Items]
Interest rate						10.00%
Conversion price | $ / shares						$ 1.00		$ 1.84		$ 1.84
Adjusted conversion price | $ / shares							$ 1.00	$ 1.00
Amount of beneficial conversion feature								$ 200,000
Intrinsic value of beneficial conversion feature convertible Notes						$ 500,000
Number of shares issued | shares						2,000,000.0
Exercise price of warrants | $ / shares				$ 0.5869										$ 1.65			$ 1.65
Issuance of stock and warrants						$ 1,000,000.0
Proceeds from convertible debt						2,900,000
Proceeds from convertible debt, net						100,000							$ 2,000,000.0
Fair value of convertible debt						$ 2,200,000
Warrants and rights outstanding, Measurement Input						1.54
Percentage of discount issued on Convertible loans						15.00%
Carrying amount of convertible note						$ 400,000
Deemed dividend on securities						500,000		$ 100,000
Non cash loss on Extinguishment of Debt						2,700,000
Principal amount														$ 15,595,000	$ 26,932,000		$ 15,595,000
First Closing
Debt Instrument [Line Items]
Closing of Convertible Debentures Value						$ 2,000,000.0
Closing Of Shares of Common Stock | shares						1,400,000
Second Closing
Debt Instrument [Line Items]
Closing of Convertible Debentures Value						$ 1,000,000.0
Closing Of Shares of Common Stock | shares						700,000
Third Closing
Debt Instrument [Line Items]
Closing of Convertible Debentures Value						$ 2,000,000.0
Closing Of Shares of Common Stock | shares						1,400,000
Paycheck Protection Program Loan [Member]
Debt Instrument [Line Items]
Interest rate			1.00%		1.00%
Principal amount			$ 100,000		$ 300,000
Debt Instrument, Number of Installments			18		18
Debt Instrument, Installment Payable			$ 7,000		$ 18,993
Vendor Notes Payable
Debt Instrument [Line Items]
Interest rate		0.25%
Proceeds from convertible debt, net		$ 60,000
Principal amount														135,000			$ 135,000
Debt Instrument, Installment Payable		30,000
Warrant II
Debt Instrument [Line Items]
Conversion price | $ / shares						$ 1.00
Number of shares issued | shares						1,000,000.0
Warrant expiry period						2 years
Warrant I
Debt Instrument [Line Items]
Interest rate						4.00%
Conversion price | $ / shares						$ 1.50
Number of shares issued | shares						1,700,000
Warrant expiry period						7 years
$2.05 million Senior Secured Convertible Debenture due in August 2020, ID Venturas 7 [Member]
Debt Instrument [Line Items]
Interest rate										10.00%
Common stock issued from conversion of convertible note | shares															1,200,000		1,400,000
Conversion price | $ / shares										$ 1.84
Adjusted conversion price | $ / shares							$ 1.00
Amount of beneficial conversion feature							$ 1,400,000
Issuance expenses										$ 50,000
Intrinsic value of beneficial conversion feature convertible Notes				$ 300,000
Senior secured convertible note										$ 2,100,000
Number of shares issued | shares									250,000	1,200,000
Exercise price of warrants | $ / shares				$ 0.5869			$ 1.00													$ 1.00
Issuance of stock and warrants										$ 1,600,000
Proceeds from convertible debt										$ 2,000,000.0
Fair value of convertible debt									$ 1,700,000
Warrant, Term										5 years
Increase in additional paid in capital and reduced										$ 600,000
Carrying amount of convertible note									800,000
Deemed dividend on securities				$ 59,372,000,000			$ 200,000
Non cash loss on Extinguishment of Debt									$ 1,200,000
Number of additional shares issued | shares										250,000
Floor Price of Secured Notes									10.00%
Closing of Convertible Debentures Value															$ 1,200,000		$ 850,000
Penalty fee for late payments of interests and compensation										8.00%
Interest expense														0		$ 200,000	$ 900,000	$ 700,000
$2.05 million Senior Secured Convertible Debenture due in August 2020, ID Venturas 7 [Member] | Maximum
Debt Instrument [Line Items]
Exercise price of warrants | $ / shares							$ 1.84
Warrant, Term										7 years
$3.58 million Senior Secured Convertible Debenture due in March 2021 - ID Venturas 7
Debt Instrument [Line Items]
Interest rate									10.00%
Common stock issued from conversion of convertible note | shares																	7,300,000
Conversion price | $ / shares									$ 1.84
Adjusted conversion price | $ / shares							$ 1.00
Amount of beneficial conversion feature	$ 0								$ 1,300,000
Issuance expenses									65,000
Intrinsic value of beneficial conversion feature convertible Notes				$ 300,000
Senior secured convertible note									$ 2,500,000
Number of shares issued | shares									1,500,000
Exercise price of warrants | $ / shares				$ 0.5869																$ 1.00
Issuance of stock and warrants									$ 4,700,000
Warrant expiry period									7 years
Proceeds from convertible debt									$ 3,500,000
Proceeds from convertible debt, net									$ 3,600,000
Warrant, Term									5 years
Carrying amount of convertible note	$ 1,000,000.0
Deemed dividend on securities				$ 100,000
Number of additional shares issued | shares									1,100,000
Closing of Convertible Debentures Value																	$ 3,600,000
Penalty fee for late payments of interests and compensation									8.00%
Interest expense														$ 0			$ 2,100,000
$3.58 million Senior Secured Convertible Debenture due in March 2021 - ID Venturas 7 | Minimum
Debt Instrument [Line Items]
Adjusted conversion price | $ / shares	$ 0.36
$5 million Senior Secured Convertible Debenture due in December 2020 - YA II PN
Debt Instrument [Line Items]
Common stock issuance (GTD)						$ 5,000,000.0
Common stock issued from conversion of convertible note | shares																	9,700,000
Conversion price | $ / shares						$ 1.50								$ 1.00			$ 1.00
Adjusted conversion price | $ / shares	$ 0.36																$ 0.5869
Amount of beneficial conversion feature	$ 0
Intrinsic value of beneficial conversion feature convertible Notes																	$ 2,700,000
Carrying amount of convertible note	$ 1,000,000.0
Floor Price of Secured Notes						1.00%
Closing of Convertible Debentures Value																	5,000,000.0
Interest expense														$ 0			5,000,000.0
$3.0 Million Promissory Note due in November 2020 - New Castle County
Debt Instrument [Line Items]
Common stock issuance (GTD)												$ 3,000,000.0
Interest rate												6.00%
Interest expense														45,000,000,000		45,000,000,000	135,000,000,000	45,000,000,000
Expected term | $2.05 million Senior Secured Convertible Debenture due in August 2020, ID Venturas 7 [Member]
Debt Instrument [Line Items]
Warrant expiry period				7 years
Warrant, Term							5 years			5 years
Expected term | $3.58 million Senior Secured Convertible Debenture due in March 2021 - ID Venturas 7
Debt Instrument [Line Items]
Warrant expiry period				7 years
Warrant, Term									5 years
Expected term | $5 million Senior Secured Convertible Debenture due in December 2020 - YA II PN
Debt Instrument [Line Items]
Warrant, Term						5 years
Expected dividend yield
Debt Instrument [Line Items]
Warrants and rights outstanding, Measurement Input						0
Expected dividend yield | $2.05 million Senior Secured Convertible Debenture due in August 2020, ID Venturas 7 [Member]
Debt Instrument [Line Items]
Warrants and rights outstanding, Measurement Input				0			0			0
Expected dividend yield | $3.58 million Senior Secured Convertible Debenture due in March 2021 - ID Venturas 7
Debt Instrument [Line Items]
Warrants and rights outstanding, Measurement Input				0					0
Expected volatility
Debt Instrument [Line Items]
Warrants and rights outstanding, Measurement Input						122.44
Expected volatility | $2.05 million Senior Secured Convertible Debenture due in August 2020, ID Venturas 7 [Member]
Debt Instrument [Line Items]
Warrants and rights outstanding, Measurement Input				122.4			112.0			111.83
Expected volatility | $3.58 million Senior Secured Convertible Debenture due in March 2021 - ID Venturas 7
Debt Instrument [Line Items]
Warrants and rights outstanding, Measurement Input				122.4					122.44
Risk free interest rate
Debt Instrument [Line Items]
Warrants and rights outstanding, Measurement Input						1.66
Risk free interest rate | $2.05 million Senior Secured Convertible Debenture due in August 2020, ID Venturas 7 [Member]
Debt Instrument [Line Items]
Warrants and rights outstanding, Measurement Input				1.84			2.48			2.48
Risk free interest rate | $3.58 million Senior Secured Convertible Debenture due in March 2021 - ID Venturas 7
Debt Instrument [Line Items]
Warrants and rights outstanding, Measurement Input				1.84					1.66
Advantech Capital Investment II Limited
Debt Instrument [Line Items]
Principal amount														12,000,000	$ 12,000,000		12,000,000
Advantech Capital Investment II Limited | Private placement
Debt Instrument [Line Items]
Common stock issuance (GTD)											$ 12,000,000.0
Interest rate											8.00%
Common stock issued from conversion of convertible note | shares											12,000,000.0
Conversion price | $ / shares											$ 1.82
Adjusted conversion price | $ / shares	$ 0.36			$ 0.5869							$ 1.00
Amount of beneficial conversion feature				$ 0			$ 10,600,000
Issuance expenses											$ 34,133
Intrinsic value of beneficial conversion feature convertible Notes							$ 1,400,000
Interest expense														$ 2,000,000.0		$ 400,000	$ 5,800,000	$ 1,100,000
Borrowing from DBOT | Vendor Notes Payable
Debt Instrument [Line Items]
Proceeds from convertible debt, net		$ 30,000
Promissory Note
Debt Instrument [Line Items]
Interest rate																			4.00%
Remaining Operating Lease Liabilty																			$ 900,000
Promissory Note | Vendor Notes Payable
Debt Instrument [Line Items]
Interest rate														4.00%			4.00%
Principal amount														$ 100,000			$ 100,000
Remaining Operating Lease Liabilty														$ 900,000			$ 900,000