Plant Relocation (Details) In Millions, unless otherwise specified	12 Months Ended						1 Months Ended	3 Months Ended	12 Months Ended				62 Months Ended
	Dec. 31, 2011 USD ($)	Dec. 31, 2010 USD ($)	Dec. 31, 2009 USD ($)	Dec. 31, 2011 Ticona Kelsterbach [Member] USD ($)	Dec. 31, 2010 Ticona Kelsterbach [Member] USD ($)	Dec. 31, 2009 Ticona Kelsterbach [Member] USD ($)	Nov. 30, 2006 Advanced Engineered Materials [Member] Ticona Kelsterbach [Member] EUR (€)	Jun. 30, 2011 Advanced Engineered Materials [Member] Ticona Kelsterbach [Member] EUR (€)	Dec. 31, 2011 Advanced Engineered Materials [Member] Ticona Kelsterbach [Member] USD ($)		Dec. 31, 2010 Advanced Engineered Materials [Member] Ticona Kelsterbach [Member] USD ($)		Dec. 31, 2011 Advanced Engineered Materials [Member] Ticona Kelsterbach [Member] USD ($)
Deferred proceeds	$ 159	$ 0	$ 412					€ 110	$ 158	[1]	$ 0	[1]	$ 907	[1]
Costs expensed	47	26	16						47		26		106
Costs capitalized									171	[2]	305	[2]	1,092	[2]
Lease buyout									0		22		22
Employee termination benefits	22	32	105						8		0		8
Increase (Decrease) in Accrued Capital Expenditures Plant Relocation				33	7	(22)			(33)		(7)
Proceeds Originally Expected Under Plant Relocation Agreement							670
Deferred proceeds from Ticona Kelsterbach plant relocation	$ 159	$ 0	$ 412					€ 110	$ 158	[1]	$ 0	[1]	$ 907	[1]

[1] Included in noncurrent other liabilities in the consolidated balance sheets.

[2] Includes a decrease in accrued capital expenditures of $33 million and $7 million for the year ended December 31, 2011 and 2010, respectively.