Accumulated Other Comprehensive Loss ("AOCL") - Schedule of Components of Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2025	Mar. 31, 2024
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance		$ 229,537	$ 240,265
Unrealized gain, net of tax		(1)	(2)
Ending Balance		147,434	230,931
Marketable Investments [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance		29	(60)
Foreign currency translation	[1]	0	0
Unrealized gain, net of tax		4	6
Ending Balance		33	(54)
Translation Adjustment [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance		(7,775)	(4,511)
Foreign currency translation	[1]	2,458	(1,968)
Unrealized gain, net of tax		0	0
Ending Balance		(5,317)	(6,479)
Total AOCL [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance		(7,746)	(4,571)
Foreign currency translation	[1]	2,458	(1,968)
Unrealized gain, net of tax		4	6
Ending Balance		$ (5,284)	$ (6,533)

[1] The Company does not record tax provisions or benefits for the net changes in foreign currency translation adjustments as it intends to permanently reinvest undistributed earnings of its foreign subsidiaries.