|
Debt (Interest Rate Swaps) (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | ||
|---|---|---|---|
|
Mar. 31, 2014
|
Mar. 31, 2013
|
Dec. 31, 2013
|
|
| Mark-to-market adjustments | $ 7.1 | $ 12.4 | |
| Reduction of interest expense | 3.6 | 3.5 | |
|
Interest Rate Swaps [Member]
|
|||
| Principal amount of note | $ 750.0 | ||