Quarterly report pursuant to Section 13 or 15(d)

Note 10 - Goodwill and Intangibles (Details Textual)

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Note 10 - Goodwill and Intangibles (Details Textual)
$ in Thousands
9 Months Ended 12 Months Ended
Jun. 30, 2022
USD ($)
Sep. 30, 2021
USD ($)
Goodwill, Impairment Loss $ 0 $ 0
Number of Patents Granted 31  
Impairment of Intangible Assets (Excluding Goodwill), Total $ 0 $ 0
Patents [Member]    
Finite-Lived Intangible Asset, Useful Life (Year) 20 years