Note 9 - Leases (Tables)

12 Months Ended

Sep. 30, 2024

Notes Tables

Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]

For fiscal years ending September 30,
2025		186
2026		130
2027		134
2028		93
Future minimum lease payments	$	543
Less interest		(31	)
Present value of minimum lease payments	$	512
Less current portion		(173	)
Long-term portion	$	339

Lease, Cost [Table Text Block]

	YEAR ENDED SEPTEMBER 30,
	2024		2023
Right-of-use operating lease costs	$	271	$	272
Short-term lease costs		123		220
Total	$	394	$	492

Summary of Other Information Related to Lease Liabilities [Table Text Block]

	YEAR ENDED SEPTEMBER 30,
	2024			2023
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	278		$	270
Weighted average remaining lease term	3.4 years			3.9 years
Weighted average discount rate		3.25	%		3.25	%

Property, Plant, and Equipment, Lessor Asset under Operating Lease [Table Text Block]

	AS OF SEPTEMBER 30,
	2024			2023
Rental equipment, primarily wireless recording equipment	$	63,111		$	82,926
Accumulated depreciation and impairment		(48,925	)		(61,339	)
	$	14,186		$	21,587

Lessor, Operating Lease, Payment to be Received, Maturity [Table Text Block]

For fiscal years ending September 30,
2025		131
2026		132
2027		11
	$	274