Basis of Presentation (Tables)

12 Months Ended

Dec. 31, 2017

Accounting Policies [Abstract]

Schedule of Cost Allocation

The following table reflects the allocations described above:

	2016			2015
Cost of goods sold(1)	$	40		$	93
Selling, general administrative, and other expenses(2)		150			146
Research and development expenses		2			17
Provision for depreciation, depletion, and amortization		18			22
Restructuring and other charges(3)		1			32
Interest expense		198			245
Other (income) expenses, net	$	(7	)	$	12

⁽¹⁾  Allocation principally relates to expenses for ParentCo’s retained pension and other postretirement benefits associated with closed and sold operations.

⁽²⁾  Allocation includes costs incurred by ParentCo associated with the Separation Transaction (see Separation Transaction above).

⁽³⁾  Allocation primarily relates to layoff programs for ParentCo corporate employees.