Income taxes - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Contingency [Line Items]
Cumulative unremitted earnings, non-permanently reinvested	$ 1,100,000
Cumulative unremitted earnings, permanently reinvested	$ 1,200,000
Effective income tax rate, total	18.60%	13.30%	6.10%
Realized net benefit as result of reducing our reserves with respect to uncertain tax positions	$ 2,000	$ 800	$ 1,700
Tax effect, carry forwards	110,900
Deferred tax assets, valuation allowance	91,531	143,177
Unrecognized tax benefits that would impact effective tax rate	2,700
Unrecognized tax benefits, interest (benefit) expense	200	200	200
Unrecognized tax benefits, penalties	(200)	(300)	$ (500)
Unrecognized tax benefits, interest (benefit) expense accrued	600	800
Unrecognized tax benefits, penalties accrued	1,500	$ 1,800
Minimum
Income Tax Contingency [Line Items]
Unrecognized tax benefits change within next twelve months due to potential for resolution of foreign and U.S. examinations	0
Maximum
Income Tax Contingency [Line Items]
Unrecognized tax benefits change within next twelve months due to potential for resolution of foreign and U.S. examinations	2,000
No Expiration Date
Income Tax Contingency [Line Items]
Tax effect, carry forwards	16,000
After 2020 but before the end of 2025
Income Tax Contingency [Line Items]
Tax effect, carry forwards	20,100
After 2025
Income Tax Contingency [Line Items]
Tax effect, carry forwards	$ 74,800