Other, Net - Other Net in Consolidated Statements of Income (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Other Nonoperating Income (Expense) [Abstract]
Foreign exchange gains (losses)	$ (2,871)	$ 501	$ 1,367
Investment income	1,757	2,886	1,681
Realized and unrealized gains (losses) on investments	(8,188)	2,289	3,143
Net periodic benefit cost	(690)	302	(874)
Other retirement obligation	(212)	559	(363)
Gain on dissolution of the China joint venture		972
Other, net	$ (8,824)	$ 7,509	$ 4,954