Quarterly report pursuant to Section 13 or 15(d)

Note 8 - Property, Plant and Equipment (Details Textual)

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Note 8 - Property, Plant and Equipment (Details Textual) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2022
Dec. 31, 2021
Depreciation, Total $ 3.8 $ 3.9 $ 7.7 $ 8.2