Other (Charges) Gains, Net Other (Charges) Gains, Net (Non-Restructuring Accelerated Depreciation) (Details) $ in Millions	9 Months Ended
Sep. 30, 2015 USD ($)
Research and Development Expense [Member] \| Clear Lake, TX [Member] \| Acetyl Intermediates [Member]
Schedule of Accelerated Depreciation [Line Items]
Accelerated Depreciation	$ (39)

The other noncash expense, not otherwise specified in the taxonomy, charged against earnings in the period to allocate the cost of tangible and intangible assets over their remaining economic lives.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

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-Subparagraph (b)

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

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-Subparagraph (SX 210.5-03.3)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

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