|
Income Taxes (Tax Credit Carryforwards) (Details) (USD $)
In Millions, unless otherwise specified |
Dec. 31, 2013
|
|---|---|
|
Federal [Member]
|
|
| Tax Credit Carryforward [Line Items] | |
| Tax credit carryforward | $ 4.7 |
| Tax credit carryforward with expiration date | 4.2 |
| Tax credit carryforward with no expiration date | 0.5 |
|
State [Member]
|
|
| Tax Credit Carryforward [Line Items] | |
| Tax credit carryforward | $ 3.5 |