Income taxes - Components of provision for income taxes from continuing operations (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Current:
Federal	$ 74,748	$ 51,717	$ 32,798
State	16,476	8,266	8,747
Non-U.S.	43,830	30,408	56,442
Deferred:
Federal	(103,387)	(24,396)	(27,528)
State	(10,265)	5,439	10,116
Non-U.S.	(16,086)	5,006	2,428
Provision for income taxes from continuing operations	$ 5,316	$ 76,440	$ 83,003