Inventories (Tables)

6 Months Ended

Jun. 30, 2020

Inventory Disclosure [Abstract]

Schedule of Inventory, Current

Inventories, net, are classified and valued as follows:

	June 30, 2020		December 31, 2019
Finished products and work in process	$	219,731	$	222,940
Raw materials	46,889		58,005
	$	266,620	$	280,945
Valued at lower of cost or market:
LIFO basis	$	154,571	$	168,935
Valued at lower of cost and net realizable value:
FIFO or average cost basis	112,049		112,010
	$	266,620	$	280,945