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Loans Payable - Note 11 - Payroll Protection Program - Additional Information (Detail) - USD ($)		3 Months Ended		9 Months Ended
	Apr. 16, 2020	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	May 31, 2020	Oct. 01, 2016
Debt instrument face amount							$ 3,000,000
Interest Expense		$ 1,858,456	$ 2,049,987	$ 4,755,771	$ 4,308,098
Cares Act Loan [Member]
Debt instrument face amount	$ 370,400
Debt instrument maturity period	2 years
Debt instrument maturity date	Apr. 16, 2022
Debt instrument interest rate	0.98%
Percent of loan that will forgiven	75.00%	60.00%		60.00%		75.00%
Interest Expense		$ 936	$ 1,708	$ 936	$ 1,708

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