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Other Assets, Net - Summary of Other Assets, Net (Detail) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]    
Pension asset $ 3,881 $ 4,294
Other 1,381 1,566
Total $ 5,262 $ 5,860