Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Income Tax Disclosure [Abstract]
Income tax expense	$ 4,646	$ 9,603	$ 17,959	$ 15,214
Earnings (loss) before income tax	$ 20,332	$ 33,749	$ 91,345	$ 40,911
Effective tax rate	22.90%	28.50%	19.70%	37.20%
Tax expense on multi-year international audit settlement and closure				$ 3,358
Adjusted for the audit impacts, effective rate				29.00%
U.S. federal statutory rate	21.00%	21.00%	21.00%	21.00%

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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+ Details

- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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