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Intangible Assets - Summary of Intangible Assets (Detail) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]    
Intangible asset, Gross amount $ 8,711 $ 9,312
Accumulated amortization (6,732) (6,935)
Intangible asset, Net amount 1,979 2,377
Intellectual Property Assets [Member]    
Finite-Lived Intangible Assets [Line Items]    
Intangible asset, Gross amount 8,711 9,312
Accumulated amortization (6,732) (6,935)
Intangible asset, Net amount $ 1,979 $ 2,377