Annual report pursuant to Section 13 and 15(d)

Leases - Schedule of Maturities of Lease Liabilities Under Operating and Finance Leases (Detail)

v3.20.4
Leases - Schedule of Maturities of Lease Liabilities Under Operating and Finance Leases (Detail) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Jan. 01, 2019
Leases [Abstract]      
Operating leases, 2021 $ 3,177    
Operating leases, 2022 2,835    
Operating leases, 2023 2,696    
Operating leases, 2024 2,593    
Operating leases, 2025 2,587    
Operating leases, Thereafter 9,300    
Operating leases, Total minimum payments 23,188    
Less: amount representing interest (8,417)    
Present value of lease liabilities 14,771   $ 15,300
Other current liabilities $ 1,730 $ 1,312  
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] us-gaap:OtherLiabilitiesCurrent    
Operating lease liabilities - long-term $ 13,041 14,136  
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] us-gaap:OtherLiabilitiesNoncurrent    
Total $ 14,771   $ 15,300
Finance leases, 2021 282    
Finance leases, 2022 130    
Finance leases, 2023 29    
Finance leases, 2024 0    
Finance leases, 2025 0    
Finance leases, Thereafter 0    
Finance leases, Total minimum payments 441    
Less: amount representing interest (37)    
Present value of lease liabilities 404    
Other current liabilities $ 255 $ 269  
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List] us-gaap:OtherLiabilitiesCurrent    
Other long-term liabilities $ 149    
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] us-gaap:OtherLiabilitiesNoncurrent    
Total $ 404