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Nature of Operations and Basis of Presentation (Details) - Segment | 6 Months Ended | 12 Months Ended
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Jun. 30, 2015 | Dec. 31, 2014
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |
Number of reportable segments | 4 | 4

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- Definition 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. + References No definition available. + Details
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Balance Type: | na
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- References No definition available. + Details
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