Note 4 - Equipment and Leasehold Improvements (Tables)

9 Months Ended

Dec. 31, 2024

Notes Tables

Property, Plant and Equipment [Table Text Block]

	December 31, 2024			March 31, 2024
	(in thousands)
Equipment	$	21,942		$	21,904
Leasehold improvements		15,075			15,075
Furniture and fixtures		419			419
		37,436			37,398
Less accumulated depreciation and amortization		(28,578	)		(27,500	)
Construction-in-progress		398			211
Equipment and leasehold improvements, net	$	9,256		$	10,109