Basis Of Presentation (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
Sep. 30, 2014 segment	Sep. 30, 2013
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Adjustment to excess tax benefit from stock-based compensation		$ 17.3
Number of Reportable Segments	2

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

No definition available.

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration