CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Current Assets:
Cash and cash equivalents	$ 39,704	$ 75,196
Prepaid and other current assets	797	892
Total Current Assets	40,501	76,088
Property, plant and equipment, at cost:
Property, plant and equipment	116,338	90,335
Less: Accumulated depreciation	(305)	(257)
Net property, plant and equipment	116,033	90,078
Operating lease right-of-use assets	63	87
Finance lease right-of-use assets	24
Other long-term assets	3,472	2,155
Total Assets	160,093	168,408
Current Liabilities:
Accounts payable	15,722	23,008
Accrued liabilities	2,041	1,963
Operating lease liability, current	56	91
Finance lease liability, current	4
Total Current Liabilities	17,823	25,062
Operating lease liability, net of current	9
Finance lease liability, net of current	21
Other long-term liabilities	1,378	1,378
Total Liabilities	19,231	26,440
Commitments and Contingencies (see note 9)
Stockholders' Equity:
Common stock, 100,000,000 shares authorized, $.001 par value Issued shares - 49,999,920 and 48,405,543, respectively Outstanding shares - 49,999,759 and 48,405,382, respectively	50	48
Paid-in capital	496,738	495,456
Accumulated deficit	(355,668)	(353,278)
Less: Treasury stock (161 shares), at cost	(258)	(258)
Total Stockholders' Equity	140,862	141,968
Total Liabilities and Stockholders' Equity	$ 160,093	$ 168,408