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Long-Term Trade And Unbilled Receivables (Tables) | 12 Months Ended
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Dec. 31, 2012
Long-Term Trade And Unbilled Receivables [Abstract] |
Schedule Of Long-Term Trade And Unbilled Receivables |
|  | December 31, |
|  | 2012 |  |  | 2011 |
Receivables |  | $ | 201 |  |  | $ | 5,303 |
Unbilled receivables |  |  | 229,486 |  |  |  | 157,459 |
|  | $ | 229,687 |  |  | $ | 162,762 |

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