|
Acquisitions - Narratives (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
|
Jun. 30, 2012
|
Jun. 30, 2011
|
Jun. 30, 2012
|
Jun. 30, 2011
|
|
| Business Acquisition [Line Items] | ||||
| Sales Revenue, Net | $ 967.1 | $ 979.3 | $ 1,933.9 | $ 1,892.6 |