Inventories (Tables)

9 Months Ended

Sep. 30, 2020

Inventory Disclosure [Abstract]

Breakdown of Inventories

The following table provides a breakdown of inventories at September 30, 2020 and December 31, 2019 (in thousands):

	September 30,		December 31,
	2020		2019
Finished goods	$	525,071	$	495,639
Raw materials and work in process(a)	228,637		205,781
Stores, supplies and other	74,372		67,564
Total	$	828,080	$	768,984

(a)Included $124.3 million and $109.3 million at September 30, 2020 and December 31, 2019, respectively, of work in process in our Lithium segment.