Condensed Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Condensed Consolidated Statements of Operations [Abstract]
Sales	$ 794	$ 970
Cost of sales	646	796
Gross profit	148	174
Selling, general and administrative expenses	126	139
Operating income	22	35
Other (expense) income:
Interest expense	(8)	(11)
Other, net
Income before income taxes	14	24
Income tax expense	5	6
Net income	9	18
Series A preferred stock dividends	6	6
Net income attributable to common stockholders	$ 3	$ 12
Basic income per common share	$ 0.04	$ 0.14
Diluted income per common share	$ 0.04	$ 0.14
Weighted-average common shares, basic	81.7	84.3
Weighted-average common shares, diluted	82.4	85.3