Prepaid Expenses and Other Current Assets

6 Months Ended

Jun. 30, 2022

Prepaid Expense and Other Assets, Current [Abstract]

Prepaid Expenses and Other Current Assets

4. Prepaid expenses and other current assets

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

	June 30,		December 31,
	2022		2021
Prepaid external research and development expenses	$	2,271	$	2,438
Inventories		1,919		2,016
Other prepayments		3,579		6,128
VAT receivable		1,122		1,169
Construction deposit - current		7,909		7,909
Non-trade receivables		2,277		3,351
Total prepaid expenses and other current assets	$	19,077	$	23,011