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Schedule of Composition of Certain Consolidated Condensed Financial Statement Captions (Detail) - USD ($)
$ in Thousands
Jun. 29, 2020
Dec. 30, 2019
Inventories:    
Raw materials $ 111,382 $ 97,660
Work-in-process 8,795 10,898
Finished goods 2,670 5,195
Inventories 122,847 113,753
Property, plant and equipment, net:    
Land and land use rights 62,009 62,009
Buildings and improvements 393,322 381,980
Machinery and equipment 820,570 777,916
Furniture and fixtures and other 10,625 10,329
Construction-in-progress 33,363 58,195
Property, plant and equipment, gross 1,319,889 1,290,429
Less: Accumulated depreciation (659,023) (612,228)
Property, plant and equipment, net $ 660,866 $ 678,201