Short-Term Borrowings and Bank Lines of Credit (Details 2)
|
Dec. 31, 2014
|
Dec. 31, 2013
|
---|---|---|
Line of Credit Facility [Line Items] | ||
Weighted average interest rate | 1.96% | 1.80% |
FES | ||
Line of Credit Facility [Line Items] | ||
Weighted average interest rate | 3.34% | 0.00% |