Note 9 - Leases (Tables)

6 Months Ended

Sep. 30, 2022

Notes Tables

Lease, Cost [Table Text Block]

	Three Months Ended September 30,				Six Months Ended September 30,
	2022		2021		2022		2021
	(in thousands)				(in thousands)
Lease cost
Operating lease cost	$	62	$	63	$	125	$	127
Finance lease cost		—		—		—		—
Amortization of right-of-use assets		—		—		—		—
Interest on lease liabilities		—		—		—		—
Variable lease costs		—		—		—		—
Total lease cost		62		63		125		127
The supplemental cash flow information related to leases are as follows:
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases		62		64		125		131
Operating cash flows from finance leases		—		—		—		—
Financing cash flows from finance leases		—		—		—		—
Right-of-use assets obtained in exchange for lease obligations:
Operating leases		—		403		—		403
Finance leases		—		—		—		—

Summary of Information Relating To Lease Term And Discount Rate [Table Text Block]

Weighted average remaining lease term (in months)	As of September 30, 2022			As of September 30, 2021
Operating leases		20.4			29.9
Finance leases		20.2			32.2
Weighted average discount rate
Operating leases		7.50	%		7.50	%
Finance leases		7.50	%		7.50	%

Operating and Finance Lease Liability Maturity [Table Text Block]

(in thousands)	Operating Leases			Finance Leases
2023	$	108		$	1
2024		148			1
2025		62			—
2026		—			—
Thereafter		—			—
Total lease payments	$	318		$	2
Less: Imputed interest		(19	)		—
Total	$	299		$	2