Consolidated Statements of Operations - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Statement [Abstract]
Revenue	$ 1,619	$ 2,951	$ 3,127
Operating expenses:
Cost of products	1,327	2,365	2,497
Warehousing, selling and administrative	391	541	557
Impairment charges	321	128
Operating profit (loss)	(420)	(83)	73
Other expense	(10)	(10)	(15)
Income (loss) before income taxes	(430)	(93)	58
Income tax provision (benefit)	(3)	4	6
Net income (loss)	$ (427)	$ (97)	$ 52
Earnings (loss) per share:
Basic earnings (loss) per common share	$ (3.91)	$ (0.89)	$ 0.47
Diluted earnings (loss) per common share	$ (3.91)	$ (0.89)	$ 0.47
Weighted-average common shares outstanding, basic	109,406,079	108,779,891	108,296,155
Weighted-average common shares outstanding, diluted	109,406,079	108,779,891	108,637,644

The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses excluding Impairment charges. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.

No definition available.