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Goodwill and Other Intangibles - Finite and Indefinite-Lived Intangible Assets (Detail) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Finite-lived intangible assets    
Gross Carrying Amount $ 33,758 $ 30,288
Accumulated Amortization (18,654) (18,249)
Indefinite-lived intangible assets Goodwill 34,792 28,194
Patents [Member]    
Finite-lived intangible assets    
Gross Carrying Amount 4,806 4,806
Accumulated Amortization (4,806) (4,806)
Land Use Rights [Member]    
Finite-lived intangible assets    
Gross Carrying Amount 1,095 1,293
Accumulated Amortization (456) (437)
Trademarks [Member]    
Finite-lived intangible assets    
Gross Carrying Amount 1,976 1,837
Accumulated Amortization (1,535) (1,533)
Technology [Member]    
Finite-lived intangible assets    
Gross Carrying Amount 6,903 7,306
Accumulated Amortization (2,930) (2,830)
Customer Relationships [Member]    
Finite-lived intangible assets    
Gross Carrying Amount 18,978 15,046
Accumulated Amortization $ (8,927) $ (8,643)