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Goodwill and Intangible Assets - Schedule of Goodwill Balances (Detail) $ in Millions | 6 Months Ended
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Mar. 31, 2016 USD ($)
Goodwill And Intangible Assets [Line Items] |
Beginning balance | $ 154
Foreign currency impact | 1
Ending balance | 155
Reinforcement Materials [Member] |
Goodwill And Intangible Assets [Line Items] |
Beginning balance | 55
Ending balance | 55
Performance Chemicals [Member] |
Goodwill And Intangible Assets [Line Items] |
Beginning balance | 9
Ending balance | 9
Purification Solutions [Member] |
Goodwill And Intangible Assets [Line Items] |
Beginning balance | 90
Foreign currency impact | 1
Ending balance | $ 91

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- Definition Goodwill and intangible assets. + References No definition available. + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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- Definition Amount of increase (decrease) from foreign currency translation adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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