|
Debt - Schedule of Debt (Details) (USD $)
In Millions, unless otherwise specified |
Mar. 31, 2015
|
Jun. 30, 2014
|
|---|---|---|
| Debt Instrument [Line Items] | ||
| Long-term debt | $ 993.8 | $ 0 |
| Current maturities of long-term debt | 12.5 | 0 |
| Total long-term debt | 981.3 | 0 |
| Revolving credit facility | Revolving credit facility | ||
| Debt Instrument [Line Items] | ||
| Long-term debt | 0 | 0 |
| Term loan facility | ||
| Debt Instrument [Line Items] | ||
| Long-term debt | 243.8 | 0 |
| Senior Notes | ||
| Debt Instrument [Line Items] | ||
| Long-term debt | 750.0 | |
| Senior Notes | 3.30% senior notes, due 2019 | ||
| Debt Instrument [Line Items] | ||
| Long-term debt | 250.0 | 0 |
| Senior Notes | 4.50% senior notes, due 2024 | ||
| Debt Instrument [Line Items] | ||
| Long-term debt | $ 500.0 | $ 0 |