Other Operating Credits and Charges, Net (Tables)

12 Months Ended

Dec. 31, 2020

Other Operating Credits And Charges, Net [Abstract]

Schedule of Other Nonoperating Income (Expense) [Table Text Block]

Non-operating income (expense) is comprised of the following components:

	Year ended December 31,
	2020		2019		2018
Interest expense	$	(17)	$	(18)	$	(19)
Amortization of debt charges	(2)		(2)		(1)
Capitalized interest	—		1		4
Interest expense, net of capitalized interest	(19)		(19)		(16)
Interest income	2		9		18
Gain on sale of auction rate securities	3		—		1
SERP market adjustments	(1)		1		(1)
Investment income	4		10		18
Net periodic pension cost, excluding service cost	(1)		(3)		(4)
Foreign currency gains (losses)	1		(5)		—
Gain on acquisition of controlling interest	—		14		—
Other non-operating income	$	—	$	6	$	(4)

Other Operating Credits and Charges Net [Table Text Block]

The major components of “Other operating credits and charges, net” in the Consolidated Statements of Income for the years ended December 31 are reflected in the table below and described in the paragraphs following the table: 

	Year ended December 31,
	2020		2019		2018
Reorganization and facility curtailment charges	$	(5)	$	(12)	$	(10)
Canadian wage subsidies	9		—		—
Product-line discontinuance charges	(8)		—		—
Environment costs, net of insurance recoveries	(3)		9		8
Adjustment to product-related warranty reserves	—		4		8
Other	3		(2)		(4)
	$	(4)	$	(1)	$	2