Note 3. Inventories (Tables)

6 Months Ended

Sep. 30, 2013

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	September 30, 2013		March 31, 2013
Raw materials	$	4,465	$	4,352
Work in process		602		427
Finished goods		616		379
Inventories, net	$	5,683	$	5,158