Ventures and Variable Interest Entities (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended				12 Months Ended		3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014 Variable Interest Entity, Primary Beneficiary [Member] T	Dec. 31, 2013 Variable Interest Entity, Primary Beneficiary [Member]	Dec. 31, 2013 Variable Interest Entity, Primary Beneficiary [Member] Cash [Member]	Dec. 31, 2013 Variable Interest Entity, Primary Beneficiary [Member] Property, Plant and Equipment [Member]	Jun. 30, 2014 InfraServ Gmbh & Co. Hoechst KG [Member] Other Activities [Member]	Jun. 30, 2014 InfraServ Gmbh & Co. Hoechst KG [Member] Consumer Specialties [Member]	Jun. 30, 2014 InfraServ Gmbh & Co. Hoechst KG [Member] Acetyl Intermediates [Member]
Variable Interest Entity [Line Items]
Gains (Losses) on Restructuring of Debt									$ 29
Equity in net earnings (loss) of affiliates	101	55	141	109						6	13
Ownership percentage					50.00%
Contribution from noncontrolling interests							6	103
Expected production capacity per year					1,300,000
Pre-formation costs						$ 70