Inventories, Net Level 3 (Tables)

3 Months Ended

Jun. 30, 2011

Notes To Financial Statements [Abstract]

Schedule of Inventory, Current [Table Text Block]

Inventory costs include material, labor, and overhead. Inventories, net consisted of the following:

	June 30, 2011		March 31, 2011
Raw materials	$	64,062	$	58,375
Work in process	25,086		16,928
Finished goods	105,900		92,041
Inventories, net	$	195,048	$	167,344