Note 6 Inventories (Tables)

9 Months Ended

Dec. 31, 2014

Inventory Net [Abstract]

Schedule of Inventory, Current [Table Text Block]

	December 31,		March 31,
	2014		2014
	(unaudited)
Raw materials	$	21,577	$	19,957
Work in process		40,181		44,165
Finished goods		27,382		28,906
Total	$	89,140	$	93,028