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Inventories
3 Months Ended
Mar. 28, 2020
Inventory Disclosure [Abstract]  
Inventories Inventories
Inventories are stated at the lower of cost or net realizable value. Finished goods and work-in-process inventories include material, labor and manufacturing overhead costs.
(amounts in thousands)
March 28,
2020
 
December 31,
2019
Raw materials
$
367,321

 
$
372,289

Work in process
37,371

 
38,432

Finished goods
119,330

 
94,357

Total inventories
$
524,022

 
$
505,078