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Long-Term Trade And Unbilled Receivables (Tables)
12 Months Ended
Dec. 31, 2013
Billed and Unbilled Contract Claims Subject to Uncertainty [Abstract]  
Schedule Of Long-Term Trade And Unbilled Receivables
 
December 31,
 
2013
 
2012
Receivables
$
8,284

 
$
201

Unbilled receivables
234,292

 
229,486

 
$
242,576

 
$
229,687