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Accumulated Other Comprehensive Income (Loss) (Tables)
3 Months Ended
Mar. 31, 2015
Accumulated Other Comprehensive Income (Loss).  
Schedule of accumulated other comprehensive income (loss)
    For the Three Months Ended March 31, 2015
    Foreign currency Unrealized gain Unrealized gain  
    translation on available-for- on forward  
    adjustments sale securities contracts Total
Balance at December 31, 2014 $(304) $1 $--- $(303)
 Other comprehensive income (loss)            
  before reclassifications  (330)  ---  14  (316)
Balance at March 31, 2015 $(634) $1 $14 $(619)
               
               
    For the Three Months Ended March 31, 2014
    Foreign currency Unrealized gain Unrealized gain  
    translation on available-for- on forward  
    adjustments sale securities contracts Total
Balance at December 31, 2013 $67 $1 $--- $68
 Other comprehensive income (loss)            
  before reclassifications  (5)  ---  ---  (5)
Balance at March 31, 2014 $62 $1 $--- $63