Accrued Expenses - Constituents of Accrued Expenses (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Constituents of accrued expenses
Deferred payments related to Sualab Co., Ltd. acquisition	$ 0	$ 19,282,000
Incentive compensation	10,645,000	18,554,000
Salaries and payroll taxes	8,774,000	8,121,000
Foreign retirement obligations	12,835,000	7,191,000
Vacation	5,827,000	5,847,000
Warranty obligations	4,244,000	4,375,000
Other	30,049,000	29,865,000
Accrued expenses	72,374,000	$ 93,235,000
Payment for Contingent Consideration Liability, Operating Activities	$ 24,040,000