Note 13 - Revenue From Contracts With Customers - Disaggregation of Revenue (Details) - USD ($) $ in Thousands		12 Months Ended
		Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2022
Total revenue		$ 656,323	$ 665,072	$ 555,498
Multiomics [Member]
Total revenue		254,552	248,296	250,937
Core Products [Member]
Total revenue	[1]	196,732	192,061	199,230
Sample Repository Solutions [Member]
Total revenue		121,914	111,593	105,331
B Medical Systems S.a.r.l. [Member]
Total revenue		$ 83,125	$ 113,122	$ 0

[1] Core Products are Automated Stores, Cryogenic Systems, Automated Sample Tube, and Consumables and Instruments.