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Note 10 - Accrued and Other Liabilities - Other Noncurrent Liabilities (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Sep. 30, 2022
Deferred extended warranty revenue $ 551  
Asset purchase holdback liability 0 $ 680
Total 551 907
Service [Member]    
Deferred extended warranty revenue $ 551 $ 227