Note 3 - Commitments (Tables)

6 Months Ended

Mar. 31, 2022

Notes Tables

Lessee, Lease Liability, Maturity [Table Text Block]

	Operating Leases			Finance Leases
2022 (remaining)	$	584		$	36
2023		1,154			11
2024		701			9
2025		22			4
2026		15			3
Thereafter		52			—
Total		2,528			63
Less: imputed interest		(62	)		(2	)
Total	$	2,466		$	61

Lease, Cost [Table Text Block]

	Three Months Ended				Six Months Ended
	March 31,				March 31,
	2022		2021		2022		2021
Operating lease costs	$	297	$	387	$	764	$	724
Variable operating lease costs		4		17		21		33
Total operating lease cost	$	301	$	404	$	785	$	757
Finance lease cost:
Amortization of right-of-use assets	$	19	$	40	$	40	$	80
Interest on lease liabilities		1		4		3		8
Total finance lease cost	$	20	$	44	$	43	$	88

Supplement Cash Flow Information [Table Text Block]

	Six Months Ended March 31, 2022		Six Months Ended March 31, 2021
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash outflows for operating leases	$	696	$	724
Operating cash outflows for finance leases		3		8
Financing cash outflows for finance leases		43		76

	March 31, 2022			March 31, 2021
Weighted average remaining lease term (in years)
Operating leases		2.4			2.2
Finance leases		1.9			1.6
Weighted average discount rate
Operating leases		2.10	%		9.66	%
Finance leases		5.59	%		7.63	%