Segment Information (Concentration) (Details)	12 Months Ended
	Sep. 28, 2012	Sep. 30, 2011	Oct. 01, 2010
Company A [Member] | Customer One [Member]
Concentration Risk [Line Items]
Revenue from major customers percentage	29.00%
Company A [Member] | Customer Two [Member]
Concentration Risk [Line Items]
Revenue from major customers percentage		27.00%
Company B [Member] | Customer Two [Member]
Concentration Risk [Line Items]
Revenue from major customers percentage	17.00%
Company B [Member] | Customer Three [Member]
Concentration Risk [Line Items]
Revenue from major customers percentage		11.00%
Company C [Member] | Customer One [Member]
Concentration Risk [Line Items]
Revenue from major customers percentage		13.00%	13.00%
Company D [Member] | Customer Two [Member]
Concentration Risk [Line Items]
Revenue from major customers percentage			13.00%
Company E [Member] | Customer Three [Member]
Concentration Risk [Line Items]
Revenue from major customers percentage			12.00%
Credit Concentration Risk [Member]
Concentration Risk [Line Items]
Accounts Receivable From Major Customers Percentage	60.00%	53.00%	60.00%