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Operating Segments (Narrative) (Details)
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12 Months Ended | ||
|---|---|---|---|
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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| Operating Segments (Textual) [Abstract] | |||
| Minimum percentage of reportable segments net operating results | 10.00% | ||
| Maximum percentage of reportable segments total assets and operating results | 90.00% | 90.00% | 90.00% |