Inventories (Tables)

6 Months Ended

Jun. 30, 2021

Inventory Disclosure [Abstract]

Schedule of Inventory

At June 30, 2021 and December 31, 2020, inventory by major classification was as follows:

	June 30, 2021		December 31, 2020
Finished goods	$	797	$	758
Work in process	551		449
Raw materials	479		441
Materials and supplies	93		95
Total inventories	$	1,920	$	1,743