Subsequent Events (Details) (USD $) In Millions, unless otherwise specified		0 Months Ended	1 Months Ended
	Aug. 02, 2014 Participant collective_bargaining_agreement	Oct. 16, 2014 Subsequent Event	Nov. 05, 2014 Subsequent Event collective_bargaining_agreement
Subsequent Event [Line Items]
Proceeds from Litigation Settlement		$ 7.4
Agreements with labor unions	2
Collective Bargaining Arrangement, Number of Participants	1,800
Number of Agreements with Labor Unions with Work Stoppage			2