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Borrowings - PPP Loan - Additional Information (Detail) - USD ($)
3 Months Ended
Apr. 10, 2020
Mar. 31, 2021
US Small Business Administration    
Debt Instrument [Line Items]    
Maximum payroll cost exclude compensation of individual employee $ 100,000  
Forgiveness reduction in case of reduction in salaries and wages of employees with $ 100,000  
US Small Business Administration | Maximum    
Debt Instrument [Line Items]    
Percentage of non payroll costs 40.00%  
Percentage of decrease in salaries and wages for employees 25.00%  
PPP Loan    
Debt Instrument [Line Items]    
Proceeds from Paycheck Protection Program loan $ 4,900,000  
Maturity date Apr. 09, 2022  
Annual interest rate 0.98% 0.98%
Debt instrument, payment terms   Principal and interest payments can be deferred up to ten months after the end of the Company’s covered period unless the Company is notified earlier of its loan forgiveness status. In the event the SBA does not authorize loan forgiveness, the deferred principal and interest will be payable to the lender and the Company will then make equal monthly payments as required to fully amortize the remaining principal amount by April 9, 2022. The Company submitted its application for forgiveness in April 2021
Debt instrument, prepayment penalties $ 0