CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Operating Activities:
Net Loss	$ (23,574)	$ (10,565)
Reconciliation of net loss to cash used in operations:
Non-cash lease expense	2	9
Accretion of asset retirement obligations	201	390
Costs incurred for restoration and reclamation activities	(1,262)	(293)
Amortization of note receivable discount		(299)
Depreciation and amortization.	(55)	73
Stock compensation expense	367	98
Impairment of uranium properties	5,200	143
Gain/loss on disposal of uranium properties	2,665	(729)
Gain on disposal of fixed assets	(21)
Loss on sale of marketable securities		720
Effect of changes in operating working capital items:
Decrease in prepaids and other assets	8	246
Increase in payables and accrued liabilities	1,286	158
Net Cash Used In Operating Activities	(15,183)	(10,049)
Cash Flows From Investing Activities
Cash transferred for disposal of uranium assets, net	(4,023)	2,470
Proceeds from the sale of securities, net		536
Proceeds from note receivable		750
Capital expenditures	(81)
Net Cash (Used In)/Provided By Investing Activities	(4,104)	3,756
Cash Flows From Financing Activities:
Proceeds from note payable	331
Issuance of common stock, net	63,614	6,652
Payment of minimum withholding taxes on net share settlements of equity awards		(1)
Net Cash Provided By Financing Activities	63,945	6,651
Net increase in cash, cash equivalents and restricted cash	44,658	358
Cash, Cash Equivalents and Restricted Cash, Beginning of Period	5,667	5,309
Cash, Cash Equivalents and Restricted Cash, End of Period	50,325	5,667
Cash Paid During the Period for:
Interest	7	6
Supplemental Non-Cash Information with Respect to Investing and Financing Activities:
Securities received for payment of notes receivable – Laramide		750
Securities received from sale of uranium assets - enCore	1,520
Total Non-Cash Investing and Financing Activities for the Period	$ 1,520	$ 750