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Stock-Based Compensation (Granted Stock Optoins And Restricted Stock Awards) (Details)
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12 Months Ended | ||
|---|---|---|---|
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Options granted | 34,491 | ||
| Non-Qualified Stock Options [Member] | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Options granted | 11,846 | 9,713 | 11,899 |
| Incentive stock options [Member] | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Options granted | 22,645 | 13,495 | 15,850 |
| Restricted Stock [Member] | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Options granted | 9,840 | 8,480 | 11,290 |