Income Taxes (Details 5) (USD $)	3 Months Ended	12 Months Ended
	Sep. 28, 2013	Sep. 28, 2013	Sep. 29, 2012	Sep. 24, 2011
Income Taxes
Gross tax contingencies, beginning balance		$ 23,956,000	$ 24,419,000	$ 5,480,000
Increases from positions taken during prior periods		438,000	2,864,000
Decreases from positions taken during prior periods			(4,093,000)	(236,000)
Increases from positions taken during current periods		2,709,000	906,000	19,175,000
Decreases resulting from the lapse of the applicable statute of limitations	(1,500,000)	(3,820,000)	(140,000)
Gross tax contingencies, ending balance	23,283,000	23,283,000	23,956,000	24,419,000
Unrecognized tax benefits expected to be released during fiscal year 2014 due to expiration of statute of limitations		3,400,000
Undistributed international earnings	155,500,000	155,500,000
Deferred taxes provided on undistributed international earnings	$ 0	$ 0