Inventory (Tables)

9 Months Ended

Jun. 30, 2012

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

The components of inventory consisted of the following:

(in thousands)	As of		As of
	June 30, 2012		September 30, 2011
Raw materials	$	17,603	$	13,799
Work in-process	9,524		7,129
Finished goods	11,811		12,238
Inventory	$	38,938	$	33,166