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Income taxes - Schedule of income tax expense (benefit) attributable to income from continuing operations (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Current tax expense :      
Domestic (U.S. federal) $ 34,538 $ 23,668 $ 2,854
Domestic (U.S. state) 5,605 10,765 3,908
Foreign (other than U.S.) 82,801 80,355 104,089
Current Income Tax Expense (Benefit), Total 122,944 114,788 110,851
Deferred tax expense (benefit) :      
Domestic (U.S. federal) (6,039) (7,329) 2,669
Domestic (U.S. state) 232 (3,770) (1,679)
Foreign (other than U.S.) (3,456) (11,488) (17,305)
Deferred Income Tax Expense (Benefit), Total (9,263) (22,587) (16,315)
Total income tax expense (benefit) $ 113,681 $ 92,201 $ 94,536