Derivatives (Derivatives Other Than Cash Flow Hedges Table) (Details) $ in Millions |
Jun. 30, 2015
USD ($)
|
---|---|
Derivative [Line Items] | |
Derivative instruments at fair value | $ 14.6 |
Market Approach Valuation Technique | Less than one year | |
Derivative [Line Items] | |
Derivative instruments at fair value | 10.5 |
Market Approach Valuation Technique | One to two years | |
Derivative [Line Items] | |
Derivative instruments at fair value | 4.1 |
Market Approach Valuation Technique | More than two years | |
Derivative [Line Items] | |
Derivative instruments at fair value | $ 0.0 |