Acquisitions, Divestitures And Discontinued Operations (Summary Of Pro Forma Information For Consolidated Results Of Operations) (Details) (USD $) In Millions, except Per Share data	3 Months Ended	6 Months Ended
Jun. 30, 2010	Jun. 30, 2010
Acquisitions, Divestitures And Discontinued Operations
Net sales	$ 523	$ 1,005
Net income (loss)	47	(5)
Net income (loss) per basic and dilutive share	$ 0.39	$ (0.04)
Net income (loss) attributable to Solutia	$ 47	$ (6)
Net income (loss) attributable to Solutia per basic and dilutive share	$ 0.39	$ (0.05)

Acquisitions And Divestitures [Abstract]

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Business Acquisition Pro Forma Earnings Per Share Basic And Diluted

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Business Acquisition Pro Forma Earnings Per Share Basic And Diluted Attributable To Parent Company

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- Definition

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period, less net income attributable to noncontrolling interests.

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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(2)-(3)
-URI http://asc.fasb.org/extlink&oid=6909870&loc=d3e1392-128463

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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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