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Inventories (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Mar. 31, 2021
Inventory Disclosure [Abstract]      
Raw materials $ 295,713 $ 394,102 $ 263,580
Work-in-process 263,878 157,406 167,137
Finished goods 607,087 394,378 452,553
Other 14,787 15,731 14,955
Inventories, gross 1,181,465 961,617 898,225
Adjustment to value inventory at cost on the LIFO method (162,780) (162,780) (109,588)
Inventories $ 1,018,685 $ 798,837 $ 788,637