|
Intangibles (Amortization Expense) (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
|
| Goodwill and Intangible Assets Disclosure [Abstract] | |||
| Amortization expense for intangible assets | $ 18.5 | $ 18.6 | $ 21.9 |
| Estimated amortization expense 2013 | 18.6 | ||
| Estimated amortization expense 2014 | 18.3 | ||
| Estimated amortization expense 2015 | 13.6 | ||
| Estimated amortization expense 2016 | 0 | ||
| Estimated amortization expense 2017 | $ 0 | ||