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Long-Term Trade And Unbilled Receivables
 12 Months Ended
Dec. 31, 2015
Billed and Unbilled Contract Claims Subject to Uncertainty [Abstract]  
Long-Term Trade And Unbilled Receivables
LONG-TERM TRADE AND UNBILLED RECEIVABLES

 
December 31,
 
2015
 
2014
Receivables
$
96

 
$
459

Unbilled receivables
152,367

 
212,266

 
$
152,463

 
$
212,725



The majority of the long-term unbilled receivables are expected to be billed and collected during the years 2017 - 2020. Long-term trade and unbilled receivables are mainly related to the IMOD.