Other (Charges) Gains, Net (Schedule of Restructuring Reserves) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014
Restructuring Cost and Reserve [Line Items]
As of March 31, 2014	$ 46
Total	46
Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2013	29
Additions	2
Cash payments	(11)
Other changes	0
Exchange rate changes	0
As of March 31, 2014	20
Total	20
Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2013	33
Additions	0
Cash payments	(6)
Other changes	(1)
Exchange rate changes	0
As of March 31, 2014	26
Total	26
Advanced Engineered Materials [Member]
Restructuring Cost and Reserve [Line Items]
As of March 31, 2014	4
Total	4
Advanced Engineered Materials [Member] | Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2013	4
Additions	0
Cash payments	0
Other changes	0
Exchange rate changes	0
As of March 31, 2014	4
Total	4
Advanced Engineered Materials [Member] | Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2013	0
Additions	0
Cash payments	0
Other changes	0
Exchange rate changes	0
As of March 31, 2014	0
Total	0
Consumer Specialties [Member]
Restructuring Cost and Reserve [Line Items]
As of March 31, 2014	3
Total	3
Consumer Specialties [Member] | Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2013	3
Additions	0
Cash payments	0
Other changes	0
Exchange rate changes	0
As of March 31, 2014	3
Total	3
Consumer Specialties [Member] | Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2013	0
Additions	0
Cash payments	0
Other changes	0
Exchange rate changes	0
As of March 31, 2014	0
Total	0
Industrial Specialties [Member]
Restructuring Cost and Reserve [Line Items]
As of March 31, 2014	2
Total	2
Industrial Specialties [Member] | Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2013	2
Additions	0
Cash payments	0
Other changes	0
Exchange rate changes	0
As of March 31, 2014	2
Total	2
Industrial Specialties [Member] | Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2013	0
Additions	0
Cash payments	0
Other changes	0
Exchange rate changes	0
As of March 31, 2014	0
Total	0
Acetyl Intermediates [Member]
Restructuring Cost and Reserve [Line Items]
As of March 31, 2014	33
Total	33
Acetyl Intermediates [Member] | Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2013	16
Additions	1
Cash payments	(10)
Other changes	0
Exchange rate changes	0
As of March 31, 2014	7
Total	7
Acetyl Intermediates [Member] | Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2013	33
Additions	0
Cash payments	(6)
Other changes	(1)
Exchange rate changes	0
As of March 31, 2014	26
Total	26
Other [Member]
Restructuring Cost and Reserve [Line Items]
As of March 31, 2014	4
Total	4
Other [Member] | Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2013	4
Additions	1
Cash payments	(1)
Other changes	0
Exchange rate changes	0
As of March 31, 2014	4
Total	4
Other [Member] | Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
As of December 31, 2013	0
Additions	0
Cash payments	0
Other changes	0
Exchange rate changes	0
As of March 31, 2014	0
Total	$ 0