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Basis of Presentation and Summary of Significant Accounting Policies (Business Combinations) (Details) | 3 Months Ended
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Mar. 31, 2014 acquisitions
Business Acquisition [Line Items] |
Number of acquisitions | 0

X
- Details
Name: | us-gaap_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of businesses acquired by the entity during the period. + References No definition available. + Details
Name: | us-gaap_NumberOfBusinessesAcquired
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration