v3.26.3
Property, Plant and Equipment - Schedule of Property, Plant and Equipment (Detail) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Property Plant And Equipment [Line Items]    
Property, plant and equipment, Gross $ 444,515 $ 439,205
Accumulated depreciation and amortization (319,389) (310,072)
Property, plant and equipment, net 125,126 129,133
Land and Land Improvements [Member]    
Property Plant And Equipment [Line Items]    
Property, plant and equipment, Gross 9,073 9,321
Buildings and Leasehold Improvements [Member]    
Property Plant And Equipment [Line Items]    
Property, plant and equipment, Gross 70,046 70,319
Machinery and Equipment [Member]    
Property Plant And Equipment [Line Items]    
Property, plant and equipment, Gross 348,384 347,030
Construction-in-Progress [Member]    
Property Plant And Equipment [Line Items]    
Property, plant and equipment, Gross 10,564 6,088
Other [Member]    
Property Plant And Equipment [Line Items]    
Property, plant and equipment, Gross $ 6,448 $ 6,447