Accrued Liabilities (Tables)

9 Months Ended

Sep. 30, 2021

Accounts Payable and Accrued Liabilities [Abstract]

Schedule of accrued liabilities

The components of accrued liabilities were as follows:

	September 30,		December 31,
(in thousands)	2021		2020
Compensation and related expenses	$	2,440	$	5,395
Legal settlement		1,250		1,250
Transaction costs and other legal fees		230		1,293
Construction in progress expenditures		1,764		531
Accrued loss on supply contract		1,423		-
Other		1,454		751
Total accrued liabilities	$	8,561	$	9,220