Note 5 - Leases (Tables)

12 Months Ended

Mar. 31, 2023

Notes Tables

Schedule of Balance Sheet Information Related to Operating Leases [Table Text Block]

	Fiscal 2023		Fiscal 2022
Finance lease – amortization of ROU asset	$	105	$	103
Finance lease – interest on lease liability		4		6
Operating lease expense		127		58
	$	236	$	167

	March 31, 2023		March 31, 2022		Balance Sheet Classification
Assets
Operating lease right-of-use asset	$	1,270	$	113	Operating lease right-of-use asset
Finance lease right-of-use asset		430		456	Property, plant & equipment
Total right-of-use assets	$	1,700	$	569
Liabilities
Operating lease liability, current	$	101	$	52	Accrued expenses
Finance lease liability, current		107		105	Current portion of finance lease
Operating lease liability, non-current		1,168		61	Other non-current liabilities
Finance lease liability, non-current		54		161	Other non-current liabilities
Total lease liabilities	$	1,430	$	379

Operating and Finance Lease, Liability, Maturity [Table Text Block]

	Operating			Finance
	Leases			Leases
Fiscal 2024		134			109
Fiscal 2025		80			54
Fiscal 2026		75			—
Fiscal 2027		75			—
Fiscal 2028 and beyond		1,237			—
Total undiscounted lease payments	$	1,601		$	163
Less: imputed interest		(332	)		(2	)
Present value of lease liability	$	1,269		$	161