|
Noncontrolling Interests (Rollforward Redeemable Noncontrolling Interest) (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
|
Mar. 31, 2015
|
Mar. 31, 2014
|
Mar. 31, 2015
|
Mar. 31, 2014
|
|
| Redeemable Noncontrolling Interest [Line Items] | ||||
| Balance, beginning of period | $ 288.7 | $ 358.7 | $ 287.2 | $ 375.8 |
| Net income (loss) | 0 | 0.7 | 5.4 | 2.0 |
| Dividends | 0 | 0 | 0 | (3.5) |
| Currency translation adjustment | (8.7) | (15.8) | (12.6) | (30.7) |
| Balance, end of period | $ 280.0 | $ 343.6 | $ 280.0 | $ 343.6 |