Property, Plant and Equipment - Schedule of Property, Plant and Equipment (Detail) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Property Plant And Equipment [Line Items]
Property, plant and equipment, Gross	$ 443,889	$ 439,205
Accumulated depreciation and amortization	(316,910)	(310,072)
Property, plant and equipment, net	126,979	129,133
Land and Land Improvements [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, Gross	9,155	9,321
Buildings and Leasehold Improvements [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, Gross	69,898	70,319
Machinery and Equipment [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, Gross	348,995	347,030
Construction-in-Progress [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, Gross	9,393	6,088
Other [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, Gross	$ 6,448	$ 6,447