SEGMENT INFORMATION (Geographic Split of Net Sales and Property, Plant and Equipment ) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Geographic split of the Company's net sales, based on the location of the customer, and property, plant and equipment
Net sales (Note 2)	$ 3,234,180	$ 2,655,400	$ 3,003,272
Total property, plant and equipment, net	$ 511,744	$ 522,092	$ 529,344
Percentage of LIFO Inventory	36.00%	35.00%	36.00%
United States
Geographic split of the Company's net sales, based on the location of the customer, and property, plant and equipment
Net sales (Note 2)	$ 1,726,498	$ 1,431,859	$ 1,615,483
Total property, plant and equipment, net	262,247	247,931	250,923
Other foreign countries
Geographic split of the Company's net sales, based on the location of the customer, and property, plant and equipment
Net sales (Note 2)	1,507,682	1,223,541	1,387,789
Total property, plant and equipment, net	$ 249,497	274,214	278,566
Corporate / Eliminations
Geographic split of the Company's net sales, based on the location of the customer, and property, plant and equipment
Total property, plant and equipment, net		$ (53)	$ (145)