Earnings per Share (Parenthetical) (Details) $ in Millions	12 Months Ended
Sep. 30, 2016 USD ($)
Earnings Per Share [Abstract]
Net of income attributable to noncontrolling interests of discontinued operations	$ 4.3

Amount after tax of income (loss) from a discontinued operation attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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+ Details