Contingencies (Insurance Claim) (Details) (Operating Activities [Member], USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2014
Operating Activities [Member]
Loss Contingencies [Line Items]
Prior Period Reclassification Adjustment	$ 2.0

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