Accrued Liabilities (Details) - USD ($) $ in Millions		Dec. 31, 2019	Dec. 31, 2018
Accrued Liabilities, Current [Abstract]
Payroll and benefits		$ 49	$ 49
Rebate accrual		19	19
Restructuring and plant closing costs		9	18
Asset retirement obligation		3	10
Pension liabilities		1	1
Taxes other than income taxes		0	2
Other miscellaneous accruals		35	36
Total	[1]	$ 116	$ 135

[1] At December 31, 2019 and December 31, 2018, the following amounts from consolidated variable interest entities are included in the respective balance sheet captions above: $2 and $5 of cash and cash equivalents; $4 and $5 of accounts receivable, net; $2 and $1 of inventories; $5 each of property, plant and equipment, net; $1 and nil of operating lease right-of-use assets; $11 and $14 of intangible assets, net; $1 each of accounts payable; $3 and $4 of accrued liabilities; $1 and nil of operating lease liabilities; and nil and $2 of current portion of debt. See "Note 9. Variable Interest Entities."