Accounts Payable and Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2021

Payables and Accruals [Abstract]

Schedule of Accrued Liabilities

(in thousands)	June 30, 2021		December 31, 2020
Trade payables	$	2,535	$	2,635
Other accrued liabilities	7,996		6,616
Accrued R&D projects	4,483		4,185
Employee accruals	10,817		11,361
Total accounts payable and accrued liabilities	$	25,831	$	24,797