CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Operating Activities:
Net loss	$ (2,898)	$ (2,390)
Reconciliation of net loss to cash used in operations:
Non-cash lease expense	29	43
Depreciation and amortization	62	48
Stock compensation expense (benefit)	211	(144)
Effect of changes in operating working capital items:
Increase in other long-term assets	(376)	(1,998)
(Increase) decrease in prepaids and other current assets	(86)	775
Increase in payables and accrued liabilities	282	710
Net Cash Used In Operating Activities	(2,776)	(2,956)
Investing Activities:
Capital expenditures	(2,491)	(33,960)
Net Cash Used In Investing Activities	(2,491)	(33,960)
Financing Activities:
Issuance of common stock, net	620	1,481
Payment of minimum withholding taxes on net share settlements of equity awards	(75)	(53)
Payments on finance lease liabilities	(1)	(4)
Net Cash Provided By Financing Activities	544	1,424
Net decrease in Cash and Cash Equivalents	(4,723)	(35,492)
Cash and Cash Equivalents, Beginning of Period	10,852	75,196
Cash and Cash Equivalents, End of Period	6,129	39,704
Supplemental Cash Flow Information
Non-cash right-of-use asset obtained in exchange for operating lease liability		15
Non-cash right-of-use asset obtained in exchange for finance lease liability		28
Accrued capital expenditures (at end of period)	4,518	13,112
Total Supplemental Cash Flow Information	$ 4,518	$ 13,155