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Fair Value Measurements (Details) - Fair Value, Measurements, Recurring - USD ($) $ in Millions | Jun. 30, 2015 | Sep. 30, 2014
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Estimate of Fair Value Measurement |  |
Non-pension financial assets and liabilities measured at fair value |  |
Total assets | $ 1.5 | $ 4.8
Total liabilities | 10.8 | 8.5
Estimate of Fair Value Measurement | Foreign currency forward contracts |  |
Non-pension financial assets and liabilities measured at fair value |  |
Total assets | 1.5 | 3.1
Total liabilities | 3.3 | 3.7
Estimate of Fair Value Measurement | Interest rate swap agreements |  |
Non-pension financial assets and liabilities measured at fair value |  |
Total assets |  | 1.7
Total liabilities | 7.5 | 4.8
Fair Value, Inputs, Level 2 |  |
Non-pension financial assets and liabilities measured at fair value |  |
Total assets | 1.5 | 4.8
Total liabilities | 10.8 | 8.5
Fair Value, Inputs, Level 2 | Foreign currency forward contracts |  |
Non-pension financial assets and liabilities measured at fair value |  |
Total assets | 1.5 | 3.1
Total liabilities | 3.3 | 3.7
Fair Value, Inputs, Level 2 | Interest rate swap agreements |  |
Non-pension financial assets and liabilities measured at fair value |  |
Total assets |  | 1.7
Total liabilities | $ 7.5 | $ 4.8

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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Fair value of financial and nonfinancial obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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