Other Commitments And Contingencies (Existence and Expiration of Commercial Commitments) (Details) - Guarantee of Indebtedness of Others $ in Millions |
Sep. 30, 2016
USD ($)
|
|---|---|
| Other Commitments and Contingencies [Line Items] | |
| 2016 | $ 0.0 |
| 2017 | 0.0 |
| 2018 | 500.0 |
| 2019 | 0.0 |
| 2020 | 750.0 |
| After | 1,500.0 |
| Total | $ 2,750.0 |