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Accumulated Other Comprehensive Loss
 12 Months Ended
Dec. 31, 2017
Equity [Abstract]  
Accumulated Other Comprehensive Loss
2.  
Accumulated Other Comprehensive Loss
 
The following table shows the changes in Accumulated Other Comprehensive Loss by component for the years ended December 31, 2017 and 2016:
 
 
 
2017
 
2016
 
Beginning balance
 
$
––
 
$
(451)
 
Unrealized Gain on investments, current period
 
 
––
 
 
451
 
Ending balance
 
$
––
 
$
––