CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Operating Activities:
Net loss	$ (2,809)	$ (5,390)
Reconciliation of net loss to cash used in operations:
Non-cash lease expense	(1)
Depreciation and amortization	22	1
Stock compensation expense	66	91
Unrealized gain on equity securities		(193)
Effect of changes in operating working capital items:
Increase in prepaids and other assets	(413)	(328)
Increase in payables and accrued liabilities	434	969
Net Cash Used In Operating Activities	(2,701)	(4,850)
Cash Flows From Investing Activities:
Proceeds from PPP loan escrow		333
Capital expenditures	(12,123)
Net Cash (Used In)/Provided By Investing Activities	(12,123)	333
Cash Flows From Financing Activities:
Issuance of common stock, net	15,556	72,203
Payment of minimum withholding taxes on net share settlements of equity awards	(32)	(150)
Net Cash Provided By Financing Activities	15,524	72,053
Net increase in Cash, Cash Equivalents and Restricted Cash	700	67,536
Cash, Cash Equivalents and Restricted Cash, Beginning of Period	115,293	50,325
Cash, Cash Equivalents and Restricted Cash, End of Period	115,993	$ 117,861
Supplemental Non-Cash Information with Respect to Investing and Financing Activities:
Accrued capital expenditures (at end of period)	3,200
Total Non-Cash Investing and Financing Activities for the Period	$ 3,200