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Accumulated Other Comprehensive Loss
 12 Months Ended
Dec. 31, 2019
Equity [Abstract]  
Accumulated Other Comprehensive Loss Accumulated Other Comprehensive Income (Loss)
The components of accumulated other comprehensive income (loss) were as follows (in thousands):
 
 
Unrealized Gain (Loss) on Investments, net of tax
 
Foreign Currency Translation
 
Accumulated Other Comprehensive Income (Loss)
Balance at December 31, 2017
 
$
(29
)
 
$
70

 
$
41

Other comprehensive income (loss)
 
27

 
(327
)
 
(300
)
Balance at December 31, 2018
 
(2
)
 
(257
)
 
(259
)
Other comprehensive income
 
2

 
212

 
214

Balance at December 31, 2019
 
$
—

 
$
(45
)
 
$
(45
)