|
Income Taxes Income Taxes - Narrative (Details) (USD $)
In Millions, unless otherwise specified |
Dec. 31, 2014
|
Dec. 31, 2013
|
Dec. 31, 2012
|
|---|---|---|---|
| Income Tax Disclosure [Abstract] | |||
| Anticipated unrecognized tax benefits that would affect effective tax rate | $ 6.9 | ||
| Interest accrued for tax matters (less than $0.1 million in 2012) | $ 0.6 | $ 0.3 | $ 0.1 |