Note 5 Debt Schedule (Details) (USD $)	3 Months Ended		12 Months Ended
	Mar. 30, 2013		Sep. 29, 2012
Debt Instrument [Line Items]
Secured Debt due 2015	$ 40,000,000		$ 40,000,000
Total Long-term Debt	574,046,000		837,364,000
Debt due 2014 [Member]
Debt Instrument [Line Items]
Senior Notes	0		257,410,000
Extinguishment of Debt, Amount	257,400,000
Redemption Price	par
Write off of issuance cost	1,400,000
Debt Due 2019 [Member]
Debt Instrument [Line Items]
Senior Notes	500,000,000		500,000,000
Interest Rate Swap Fair Value Hedge Adjustment (1)	$ 34,046,000	[1]	$ 39,954,000	[1]

[1] Represents fair value hedge accounting balance related to interest rate swaps. See Note 4 for discussion