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Loans Payable - Note 11 - Emergency Injury Disaster Loan - Additional Information (Detail) - USD ($)		12 Months Ended
	Jun. 26, 2020	Dec. 31, 2021	Dec. 31, 2020	Oct. 01, 2016
Debt instrument face amount				$ 3,000,000.0
Emergency Injury Disaster Loan [Member]
Debt instrument face amount	$ 149,900	$ 149,900	$ 149,900
Debt instrument interest rate	3.75%
Debt instrument periodic payment	$ 731
Debt instrument maturity period	30 years
Debt, interest expense		$ 10,102	$ 0

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