Note 3 - Equipment and Leasehold Improvements, Net (Tables)

3 Months Ended

Jun. 30, 2016

Notes Tables

Property, Plant, and Equipment, Estimated Useful Lives [Table Text Block]

	Years
Equipment		3	to	10
Furniture and fixtures		3	to	7
Leasehold improvements		10	to	25

Property, Plant and Equipment [Table Text Block]

	June 30, 201 6			March 31, 201 6
	(in thousands)
Equipment	$	17,340		$	17,040
Leasehold improvements		13,887			13,797
Furniture and fixtures		354			354
		31,581			31,191
Less accumulated depreciation and amortization		(14,562	)		(14,067	)
Construction-in-progress		439			672
Equipment and leasehold improvements, net	$	17,458		$	17,796