Note 7 - Inventories

9 Months Ended

Dec. 31, 2015

Notes to Financial Statements

Inventory Disclosure [Text Block]

7. Inventories

Inventories consist of the following (in thousands):

	December 31,		March 31,
	2015		2015
	(unaudited)
Raw materials	$	18,253	$	17,169
Work in process		40,986		37,491
Finished goods		30,425		27,345
Total	$	89,664	$	82,005