Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies - Amended Employee Agreement - Stephen Rizzone - Additional Information (Detail)

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Commitments and Contingencies - Amended Employee Agreement - Stephen Rizzone - Additional Information (Detail) - USD ($)
12 Months Ended
Jul. 09, 2021
Jan. 01, 2015
Dec. 31, 2021
Commitments And Contingencies [Line Items]      
Severance expense     $ 4,017,172
Stock-based compensation - stock options     284,994
Accrued severance expense     975,439
Mr. Rizzone [Member]      
Commitments And Contingencies [Line Items]      
Agreement effective date   Jan. 01, 2015  
Initial term of agreement   4 years  
Officers' compensation     $ 365,000
Employment agreement percentage of base salary     100.00%
Mr. Rizzone [Member] | Separation Agreement      
Commitments And Contingencies [Line Items]      
Compensation-based payments $ 1,460,000    
Additional lump sum cash payment $ 2,000,000    
Description of other commitments a pro-rated bonus payment for the two months of employment during the current quarterly bonus period payable at the same time bonus payments are made to other executives of the Company, settlement of deferred vested restricted stock units and an extension of the exercise periods of all stock options held by Mr. Rizzone until the one year anniversary of his termination date, and additional benefits related to Mr. Rizzone’s medical insurance.