|
Inventories (Details 2) (USD $)
In Millions, unless otherwise specified |
Mar. 31, 2015
|
Dec. 31, 2014
|
Sep. 30, 2014
|
Dec. 31, 2013
|
|---|---|---|---|---|
| Inventory Disclosure [Abstract] | ||||
| Purchased materials and component parts | $ 277.2 | $ 258.3 | ||
| Work-in-process | 636.3 | 605.9 | ||
| Finished goods | 57.1 | 61.0 | ||
| Inventories | $ 970.6 | $ 925.2 | $ 970.6 | $ 925.2 |