Pension And Other Postretirement Benefits (Narrative) (Details) $ in Millions |
6 Months Ended |
|---|---|
|
Jun. 30, 2015
USD ($)
| |
| Pension Plan [Member] | |
| Defined Benefit Plan Disclosure [Line Items] | |
| Employer contributions | $ 0.0 |
| Other Postretirement Benefits [Member] | |
| Defined Benefit Plan Disclosure [Line Items] | |
| Employer contributions | $ 3.0 |