Subsequent Event (Details) (Juniper Networks [Member])	12 Months Ended
	Sep. 29, 2012 Rate	Oct. 01, 2011 Rate	Oct. 02, 2010 Rate
Juniper Networks [Member]
Subsequent Event [Line Items]
Major Customers Revenues As Percentage of Net Revenues	16.00%	17.00%	16.00%