Property, Plant and Equipment - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Depreciation of property, plant and equipment	$ 91,073	$ 80,119	$ 70,834
Machinery and equipment	994,828	956,035
Accumulated depreciation	852,221	789,524
Test Systems Leased By Customers
Property, Plant and Equipment [Line Items]
Machinery and equipment	13,400	23,400
Accumulated depreciation	$ 8,700	$ 7,500