Note 14 Other Income (Expense), Net (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Oct. 02, 2010
Components of Other Income (Expense), Net [Line Items]
Other Income (Expense), net	$ (291)	$ 892	$ 41,538
Foreign Currency Gains (Losses) [Member]
Components of Other Income (Expense), Net [Line Items]
Other Income (Expense), net	(4,144)	435	(2,490)
Gain on Investments [Member]
Components of Other Income (Expense), Net [Line Items]
Other Income (Expense), net	0	0	3,680
Litigation Settlement [Member]
Components of Other Income (Expense), Net [Line Items]
Other Income (Expense), net	0	0	35,556
Net Other [Member]
Components of Other Income (Expense), Net [Line Items]
Other Income (Expense), net	$ 3,853	$ 457	$ 4,792