Revenue (Tables)

3 Months Ended

Mar. 31, 2019

Revenue [Abstract]

Disaggregation of Revenue

Net sales to external customers by geographic areas where our customers are located were as follows:

	Three Months Ended March 31,
	2019		2018
North America	$	138		145
South and Central America		13		16
Europe, Middle-East and Africa		130		146
Asia Pacific		109		135
Total net sales	$	390	$	442

Net sales from external customers for each similar type of product were as follows:

	Three Months Ended March 31,
	2019		2018
Pigment	$	286		333
Zircon		64		61
Pig iron		19		19
Feedstock and other products		21		17
Electrolytic		—		12
Total net sales	$	390	$	442