Note 7 - Restructuring - Schedule of Restructuring Reserve (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Provisions	$ 431	$ 786
Employee Severance [Member]
Balance at beginning of period	755	665
Provisions	320	786
Payments	(858)	(696)
Balance at end of period	$ 217	$ 755