Income taxes - Deferred tax assets and liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Deferred tax assets:
Tax loss and credit carryforwards	$ 110,857	$ 168,113
Lease Liabilities	32,339	32,127
Pension	1,163	350
Reserves and accruals	64,498	64,421
Other	24,013	4,379
Less: valuation allowances	(91,531)	(143,177)
Total deferred tax assets	141,339	126,213
Deferred tax liabilities:
Property, plant and equipment	25,427	24,479
Intangibles — stock acquisitions	379,298	352,139
Unremitted non-U.S. earnings	67,833	73,385
Lease Assets	32,339	32,127
Other	18,926	7,387
Total deferred tax liabilities	523,823	489,517
Net deferred tax liability	$ (382,484)	$ (363,304)