Quarterly report pursuant to Section 13 or 15(d)

Note 6 - Other Comprehensive Income (Loss) - Changes in Other Comprehensive Income (Loss) (Details)

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Note 6 - Other Comprehensive Income (Loss) - Changes in Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Mar. 31, 2024
Dec. 31, 2023
Mar. 31, 2023
Mar. 31, 2024
Mar. 31, 2023
Balance $ 300,095 $ 315,163 $ 293,881 $ 315,163 $ 147,582
Other comprehensive (loss) (346)   499 674 1,665
Balance 279,208 300,095 305,399 279,208 305,399
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member]          
Balance (391) (682)   (682)  
Other comprehensive (loss) (45) 291      
Balance (436) (391)   (436)  
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]          
Balance 867 138   138  
Other comprehensive (loss) (301) 729      
Balance 566 867   566  
AOCI Attributable to Parent [Member]          
Balance 476 (544) (733) (544) (1,898)
Other comprehensive (loss) (346) 1,020      
Balance $ 130 $ 476 $ (234) $ 130 $ (234)