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Schedule of Components of (Loss) Income Before Income Taxes (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Income Tax Disclosure [Abstract]      
U.S. $ (53,250) $ 9,944 $ (18,295)
Foreign 33,297 28,319 38,777
(Loss) income before income taxes $ (19,953) $ 38,263 $ 20,482