Other (Charges) Gains, Net (Schedule of Restructuring Reserves) (Details) $ in Millions	9 Months Ended
	Sep. 30, 2016 USD ($)
Restructuring Cost and Reserve [Line Items]
As of September 30, 2016	$ 20
Total	20
Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2015	30
Additions	8
Cash payments	(18)
Other changes	0
Exchange rate changes	0
As of September 30, 2016	20
Total	30
Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2015	0
Additions	0
Cash payments	0
Other changes	0
Exchange rate changes	0
As of September 30, 2016	0
Total	0
Advanced Engineered Materials [Member]
Restructuring Cost and Reserve [Line Items]
As of September 30, 2016	2
Total	2
Advanced Engineered Materials [Member] | Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2015	3
Additions	1
Cash payments	(2)
Other changes	0
Exchange rate changes	0
As of September 30, 2016	2
Total	3
Advanced Engineered Materials [Member] | Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2015	0
Additions	0
Cash payments	0
Other changes	0
Exchange rate changes	0
As of September 30, 2016	0
Total	0
Consumer Specialties [Member]
Restructuring Cost and Reserve [Line Items]
As of September 30, 2016	10
Total	10
Consumer Specialties [Member] | Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2015	14
Additions	1
Cash payments	(5)
Other changes	0
Exchange rate changes	0
As of September 30, 2016	10
Total	14
Consumer Specialties [Member] | Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2015	0
Additions	0
Cash payments	0
Other changes	0
Exchange rate changes	0
As of September 30, 2016	0
Total	0
Industrial Specialties [Member]
Restructuring Cost and Reserve [Line Items]
As of September 30, 2016	2
Total	2
Industrial Specialties [Member] | Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2015	6
Additions	2
Cash payments	(6)
Other changes	0
Exchange rate changes	0
As of September 30, 2016	2
Total	6
Industrial Specialties [Member] | Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2015	0
Additions	0
Cash payments	0
Other changes	0
Exchange rate changes	0
As of September 30, 2016	0
Total	0
Acetyl Intermediates [Member]
Restructuring Cost and Reserve [Line Items]
As of September 30, 2016	1
Total	1
Acetyl Intermediates [Member] | Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2015	1
Additions	1
Cash payments	(1)
Other changes	0
Exchange rate changes	0
As of September 30, 2016	1
Total	1
Acetyl Intermediates [Member] | Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2015	0
Additions	0
Cash payments	0
Other changes	0
Exchange rate changes	0
As of September 30, 2016	0
Total	0
Other Activities [Member]
Restructuring Cost and Reserve [Line Items]
As of September 30, 2016	5
Total	5
Other Activities [Member] | Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2015	6
Additions	3
Cash payments	(4)
Other changes	0
Exchange rate changes	0
As of September 30, 2016	5
Total	6
Other Activities [Member] | Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2015	0
Additions	0
Cash payments	0
Other changes	0
Exchange rate changes	0
As of September 30, 2016	0
Total	$ 0