Annual report pursuant to Section 13 and 15(d)

Note 1 - Organization and Operations (Details Textual)

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Note 1 - Organization and Operations (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Revenue from Contract with Customer, Excluding Assessed Tax $ 4 $ 173
Net Income (Loss) Attributable to Parent, Total (15,431) (18,193)
Cash and Cash Equivalents, at Carrying Value, Total $ 7,082 $ 8,137