Quarterly report pursuant to Section 13 or 15(d)

Debt - Additional Information (Detail)

v3.20.4
Debt - Additional Information (Detail) - USD ($)
Jul. 30, 2020
May 01, 2020
Apr. 30, 2020
Sep. 30, 2020
Minimum        
Subsequent Event [Line Items]        
Debt fee rate 0.70%      
Maximum        
Subsequent Event [Line Items]        
Debt fee rate 0.75%      
Revolving Credit Facility        
Subsequent Event [Line Items]        
Unused capacity, commitment fee 0.20%      
Letter of Credit        
Subsequent Event [Line Items]        
Debt fee rate 0.20%      
Revolving Credit Facility | Revolving Credit Facility        
Subsequent Event [Line Items]        
Debt instrument, face amount       $ 50,000,000.0
Term Loan        
Subsequent Event [Line Items]        
Periodic payment, principal   $ 1,200,000 $ 2,050,000  
Fee amount $ 600