Basis of Presentation (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
Mar. 31, 2014	Jun. 30, 2013 Line Item Misclassification [Member]	Jun. 30, 2013 Line Item Misclassification [Member]
Basis of Presentation and Accounting Policies [Line Items]
Prior Period Reclassification Adjustment	$ 7.5	$ 3.8	$ 11.5

The amount of a reclassification adjustment made to prior period financial statement amounts.

No definition available.

Name:	us-gaap_PriorPeriodReclassificationAdjustment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration