Inventory (Tables)

3 Months Ended

Dec. 31, 2012

Inventory Disclosure [Abstract]

Schedule of Inventory, Current

The components of inventory consisted of the following:

(in thousands)	As of		As of
	December 31, 2012		September 30, 2012
Raw materials	$	16,224	$	14,471
Work in-process	7,348		8,853
Finished goods	13,429		11,868
Inventory	$	37,001	$	35,192