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Loans Payable - Note 6 - MINOSA 2 - Additional Information (Detail) $ / shares in Units, Cuota in Millions						3 Months Ended		9 Months Ended		12 Months Ended
	Aug. 10, 2017 USD ($) d $ / shares	Apr. 10, 2017 USD ($)	Mar. 21, 2017 USD ($)	Oct. 01, 2016 USD ($) d $ / shares	Mar. 18, 2016 USD ($) d Cuota $ / shares	Sep. 30, 2020 USD ($) $ / shares	Sep. 30, 2019 USD ($)	Sep. 30, 2020 USD ($) Cuota $ / shares	Sep. 30, 2019 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2017 USD ($)	Jul. 31, 2020 $ / shares	Jan. 25, 2017 USD ($)	Mar. 17, 2016 $ / shares	Mar. 11, 2015 USD ($)
Debt Instrument [Line Items]
Conversion price of Notes | $ / shares						$ 4.86		$ 4.86				$ 3.71
Aggregate amount issuable				$ 3,000,000
Note 6 - MINOSA 2 [Member]
Debt Instrument [Line Items]
Debt instrument, threshold payment term								60 days			60 days
BCF amount recorded								$ 62,925
Accrued interest						$ 127,287	$ 127,287	379,094	$ 377,712
Judgment amount for acceleration of indebtedness								100,000
Minimum aggregate offering price						3,000,000		3,000,000
Note 6 - MINOSA 2 [Member] | Stock Purchase Agreement [Member] | Promissory Note [Member]
Debt Instrument [Line Items]
Aggregate amount issuable						14,750,000		14,750,000		$ 14,750,000					$ 14,750,000
Note 6 - MINOSA 2 [Member] | Loans Payable [Member]
Debt Instrument [Line Items]
Amount of loan outstanding						5,050,000		5,050,000		5,050,000
Interest rate, stated percentage	10.00%
Debt instrument, threshold payment term	60 days
Number of trading days | d	75
Conversion price of Notes | $ / shares	$ 4.41
Note 6 - MINOSA 2 [Member] | Notes Payable, Other Payables [Member]
Debt Instrument [Line Items]
Amount of loan outstanding				$ 2,000,000
Minosa Purchase Agreement [Member] | Loans Payable [Member]
Debt Instrument [Line Items]
Debt , maximum borrowing capacity	$ 3,000,000
Amount of loan outstanding	2,700,000
Epsilon Acquisitions, LLC [Member]
Debt Instrument [Line Items]
Accrued interest						25,205	$ 25,205	75,067	$ 74,795
Aggregate amount issuable					$ 6,000,000
Epsilon Acquisitions, LLC [Member] | Notes Payable, Other Payables [Member]
Debt Instrument [Line Items]
Amount of loan outstanding						$ 1,000,000		$ 1,000,000		1,000,000
Debt conversion amount	$ 2,000,000		$ 2,000,000								$ 2,000,000
Interest rate, stated percentage				10.00%	10.00%
Number of trading days | d				75	75
Conversion price of Notes | $ / shares				$ 5.00	$ 5.00									$ 5.00
BCF amount recorded										96,000
Accrued interest		$ 302,274
Aggregate amount issuable			$ 6,000,000	$ 3,000,000	$ 3,000,000								$ 3,000,000
Pledged units of ownership | Cuota					54			54
Epsilon Acquisitions, LLC [Member] | Second AR Epsilon Note [Member]
Debt Instrument [Line Items]
Amount of loan outstanding										$ 1,000,000

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