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Other Current Assets
12 Months Ended
Dec. 31, 2019
Disclosure Schedule Of Other Current Assets [Abstract]  
Other Current Assets
Other current assets consisted of: 
 
As of December 31,
 
2019
 
2018
Prepaid expenses
$
234

 
$
241

Sales and use taxes
173

 
180

Other
141

 
183

Other current assets
$
548

 
$
604