Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Fair Value Measurements (Details Textual)

v3.22.4
Note 5 - Fair Value Measurements (Details Textual) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Dec. 31, 2022
Jun. 30, 2022
Unrealized Gain (Loss) on Investments $ 0 $ 0
Long-Term Debt, Fair Value $ 0 $ 0