New Accounting Guidance (Narratives) (Details) - Accounting Standards Update 2015-17 [Member] $ in Millions	12 Months Ended
Sep. 30, 2015 USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Increase in noncurrent deferred tax assets	$ 13.7
Decrease in noncurrent deferred tax liabilities	$ 99.9

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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