Note 9 - Goodwill and Intangible Assets (Tables)

6 Months Ended

Mar. 31, 2021

Notes Tables

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	March 31,			September 30,
	2021			2020
Technology	$	3,297		$	655
Customer relationships		965			627
Trade name portfolio		228			228
Non-compete agreements		247			247
Patents		72			72
		4,809			1,829
Accumulated amortization		(1,239	)		(886	)
	$	3,570		$	943

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Fiscal year ending September 30, 2021 (remaining six months)	$	330
2022		658
2023		625
2024		612
2025		482
Thereafter		863
Total estimated amortization expense	$	3,570