Other Income (Expense), Net - Components of Other Income (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Other Income and Expenses [Abstract]
Interest income, net	$ 12,130,000	$ 11,468,000	$ 8,217,000
Rental income, net	1,135,000	992,000	792,000
Foreign currency losses, net	312,000	(622,000)	(161,000)
(Loss) gain on disposal of equipment	(851,000)	(27,000)	11,000
Other, net	17,000	(14,000)	27,000
Total other income (expense), net	$ 12,743,000	$ 11,797,000	$ 8,886,000