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Prepaid Expenses and Other Current Assets (Tables)
9 Months Ended
Sep. 30, 2019
Prepaid Expenses And Other Current Assets [Abstract]  
Schedule of prepaid expenses and other current assets

Prepaid expenses and other current assets consisted of the following (in $000s):

 

 

 

 

 

 

 

 

 

December 31, 

 

September 30, 

 

    

2018

    

2019

Research and development tax credit receivable

 

$

1,148

 

$

1,929

Prepayments and VAT receivable

 

 

899

 

 

821

Other current assets

 

 

236

 

 

119

 

 

$

2,283

 

$

2,869