Note 5 - Leases (Details Textual) $ in Thousands	3 Months Ended	9 Months Ended
	Dec. 01, 2024 USD ($)	Dec. 01, 2024 USD ($)
Operating Lease, Expense	$ 16	$ 47
Operating Lease, Payments		$ 40
Operating Lease, Weighted Average Remaining Lease Term (Year)	6 years 6 months	6 years 6 months
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 267
Operating Lease, Weighted Average Discount Rate, Percent	4.90%	4.90%
Minimum [Member]
Lessee, Operating Lease, Renewal Term (Year)	1 year	1 year
Maximum [Member]
Lessee, Operating Lease, Renewal Term (Year)	10 years	10 years