Other (Charges) Gains, Net (Schedule of Restructuring Reserves) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Restructuring Cost and Reserve [Line Items]
Reserve as of the end of the period	$ 62
Total	62
Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the beginning of the period	29	42
Additions	23	8
Cash payments	(23)	(19)
Other changes	(1)	(3)
Exchange rate changes	1	1
Reserve as of the end of the period	29	29
Total	29	29
Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the beginning of the period	1	2
Additions	33	0
Cash payments	(1)	0
Other changes	0	(1)
Exchange rate changes	0	0
Reserve as of the end of the period	33	1
Total	33	1
Advanced Engineered Materials [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the end of the period	4
Total	4
Advanced Engineered Materials [Member] | Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the beginning of the period	6	8
Additions	0	0
Cash payments	(2)	(2)
Other changes	0	0
Exchange rate changes	0	0
Reserve as of the end of the period	4	6
Total	4	6
Advanced Engineered Materials [Member] | Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the beginning of the period	0	0
Additions	0	0
Cash payments	0	0
Other changes	0	0
Exchange rate changes	0	0
Reserve as of the end of the period	0	0
Total	0	0
Consumer Specialties [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the end of the period	3
Total	3
Consumer Specialties [Member] | Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the beginning of the period	13	18
Additions	0	5
Cash payments	(10)	(11)
Other changes	0	0
Exchange rate changes	0	1
Reserve as of the end of the period	3	13
Total	3	13
Consumer Specialties [Member] | Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the beginning of the period	0	0
Additions	0	0
Cash payments	0	0
Other changes	0	0
Exchange rate changes	0	0
Reserve as of the end of the period	0	0
Total	0	0
Industrial Specialties [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the end of the period	2
Total	2
Industrial Specialties [Member] | Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the beginning of the period	0	0
Additions	3	0
Cash payments	(1)	0
Other changes	0	0
Exchange rate changes	0	0
Reserve as of the end of the period	2	0
Total	2	0
Industrial Specialties [Member] | Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the beginning of the period	0	0
Additions	0	0
Cash payments	0	0
Other changes	0	0
Exchange rate changes	0	0
Reserve as of the end of the period	0	0
Total	0	0
Acetyl Intermediates [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the end of the period	49
Total	49
Acetyl Intermediates [Member] | Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the beginning of the period	3	5
Additions	20	2
Cash payments	(8)	(3)
Other changes	0	(1)
Exchange rate changes	1	0
Reserve as of the end of the period	16	3
Total	16	3
Acetyl Intermediates [Member] | Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the beginning of the period	1	1
Additions	33	0
Cash payments	(1)	0
Other changes	0	0
Exchange rate changes	0	0
Reserve as of the end of the period	33	1
Total	33	1
Other [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the end of the period	4
Total	4
Other [Member] | Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the beginning of the period	7	11
Additions	0	1
Cash payments	(2)	(3)
Other changes	(1)	(2)
Exchange rate changes	0	0
Reserve as of the end of the period	4	7
Total	4	7
Other [Member] | Plant/Office Closures [Member]
Restructuring Cost and Reserve [Line Items]
Reserve as of the beginning of the period	0	1
Additions	0	0
Cash payments	0	0
Other changes	0	(1)
Exchange rate changes	0	0
Reserve as of the end of the period	0	0
Total	$ 0	$ 0