Contingent Matters (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2010	Sep. 30, 2014
Commitments and Contingencies Disclosure [Abstract]
Amount To Pay To Plaintiff		$ 0.4
Modified Amount To Pay To Plaintiff	7.4
Company Best Estimate Of Exposure			1.8
Maximum loss amount			$ 10.0