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Leases - Schedule Includes Other Information About Leases (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Leases [Abstract]    
Operating cash flows from operating leases $ 116 $ 128
Finance cash flows from finance leases $ 301 $ 155
Weighted average remaining lease term:    
Operating leases 6 years 3 months 18 days  
Finance leases 3 months 18 days  
Weighted average discount rate:    
Operating leases 8.55%  
Finance leases 6.25%