Note 9 Unrecognized Tax Benefits (Details) (USD $)	12 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Oct. 01, 2011
Income Tax Uncertainties [Abstract]
Balance, beginning of year	$ 54,224,000	$ 41,482,000
Increase related to prior year tax positions	13,238,000	10,125,000
Decrease related to prior year tax positions	(5,672,000)	(320,000)
Increase related to current year tax positions	3,358,000	3,133,000
Settlement	0	(196,000)
Balance, end of year	65,148,000	54,224,000	41,482,000
Amount of unrecognized tax benefit netted against deferred tax assets	1,900,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	63,200,000
Unrecognized Tax Benefits, Reserve for Penalties and Interest	27,100,000
Unrecognized Tax Benefits, Penalties and Interest accrued during the year	$ 1,900,000	$ 5,600,000	$ 2,700,000