Equity - Tax Effects Related to the Change in Each Component of Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended	9 Months Ended	12 Months Ended
	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2024	Sep. 30, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Equity [Abstract]
Unrealized (losses) gains on available-for-sale securities, Before-Tax Amount							$ (216)	$ 992	$ (55)
Unrealized (losses) gains on available-for-sale securities, Tax (Expense) Benefit							56	(258)	14
Unrealized (losses) gains on available-for-sale securities, Net-of-Tax Amount							(160)	734	(41)
Reclassification adjustment for amounts related to available-for-sale investments included in net income (loss), Before-Tax Amount							216	(378)	(328)
Reclassification adjustment for amounts related to available-for-sale investments included in net income (loss), Tax (Expense) Benefit							(56)	98	85
Reclassification adjustment for amounts related to available-for-sale investments included in net income (loss), Net-of-Tax Amount							160	(280)	(243)
Defined benefit plan adjustments, Before-Tax Amount							1,640	(2,304)	6,549
Defined benefit plan adjustments, Tax (Expense) Benefit								714	(2,030)
Defined benefit plan adjustments, Net-of-Tax Amount							1,640	(1,590)	4,519
Reclassification adjustment for amounts related to defined benefit plan adjustments included in net (loss) income, Before-Tax Amount							(233)	145	113
Reclassification adjustment for amounts related to defined benefit plan adjustments included in net (loss) income, Tax (Expense) Benefit							72	(45)	(35)
Reclassification adjustment for amounts related to defined benefit plan adjustments included in net (loss) income, Net-of-Tax Amount							(161)	100	78
Foreign currency translation adjustment, Before-Tax Amount							(37,755)	22,822	53,396
Foreign currency translation adjustment, Net-of-Tax Amount	$ (37,344)	$ 18,802	$ (1,442)	$ (17,773)	$ (19,215)	$ (411)	(37,755)	22,822	53,396
Total Other Comprehensive Income (Loss), Before-Tax Amount							(36,348)	21,277	59,675
Total Other Comprehensive Income (Loss), Tax (Expense) Benefit							72	509	(1,966)
Other Comprehensive (Loss) Income, net of tax	$ (35,907)	$ 18,911	$ (1,449)	$ (17,833)	$ (19,282)	$ (369)	$ (36,276)	$ 21,786	$ 57,709