Income Taxes (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended		0 Months Ended	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Oct. 15, 2014 Subsequent Event	Sep. 30, 2014 FES	Sep. 30, 2013 FES	Sep. 30, 2014 FES	Sep. 30, 2013 FES
Income Taxes (Textuals) [Abstract]
Effective tax rate	31.30%	26.90%	30.30%	35.60%		38.90%	41.10%	39.40%	30.60%
Unrecognized tax benefits from lapse of statute of limitations					$ 30