Major Customers and Foreign Sales (Details)	3 Months Ended		9 Months Ended
	Jun. 30, 2012 Customer	Jun. 30, 2011 Customer	Jun. 30, 2012 Customer	Jun. 30, 2011 Customer
Revenue, Major Customer [Line Items]
Revenue, number of major customers	4	3	2	2
Revenues, percentage			100.00%	100.00%
Customer Number One [Member]
Revenue, Major Customer [Line Items]
Revenue, major customer, percentage	27.00%	19.00%	17.00%	12.00%
Customer Number Two [Member]
Revenue, Major Customer [Line Items]
Revenue, major customer, percentage	14.00%	18.00%	10.00%	11.00%
Customer Number Three [Member]
Revenue, Major Customer [Line Items]
Revenue, major customer, percentage	12.00%	16.00%
Customer Number Four [Member]
Revenue, Major Customer [Line Items]
Revenue, major customer, percentage	11.00%
NORTH AMERICA [Member]
Revenue, Major Customer [Line Items]
Revenues, percentage			8.00%	5.00%
CHINA [Member]
Revenue, Major Customer [Line Items]
Revenues, percentage			50.00%	65.00%
TAIWAN [Member]
Revenue, Major Customer [Line Items]
Revenues, percentage			7.00%	18.00%
Other [Member]
Revenue, Major Customer [Line Items]
Revenues, percentage			14.00%	5.00%
ASIA [Member]
Revenue, Major Customer [Line Items]
Revenues, percentage			71.00%	88.00%
EUROPE [Member]
Revenue, Major Customer [Line Items]
Revenues, percentage			21.00%	7.00%