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Prepaid Expenses and Other Current Assets (Tables)
3 Months Ended
Mar. 31, 2021
Prepaid Expense And Other Assets Current [Abstract]  
Schedule of Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consist of the following (in thousands):

 

 

 

March 31,

 

 

December 31,

 

 

 

2021

 

 

2020

 

Contract research and development costs

 

$

3,792

 

 

$

1,620

 

Prepaid insurance costs

 

 

1,166

 

 

 

1,642

 

Research and development tax credit receivable

 

 

868

 

 

 

1,808

 

Value-added tax refund receivable

 

 

310

 

 

 

401

 

Other

 

 

432

 

 

 

242

 

Total prepaid expenses and other current assets

 

$

6,568

 

 

$

5,713