Interest Expense, Net (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 26, 2013	Sep. 27, 2012	Sep. 29, 2011
Interest Income (Expense), Net [Abstract]
Interest on long-term debt, including amortization of deferred financing costs	$ 42,698	$ 34,167	$ 35,053
Interest on lease finance obligations	44,233	44,090	44,064
Interest rate swap settlements	0	852	3,421
Amortization of terminated interest rate swaps	643	111	0
Interest rate swap ineffectiveness	0	166	0
Amortization of convertible note discount	787	3,895	5,088
Miscellaneous	450	943	28
Interest expense	88,811	84,224	87,654
Interest income	(32)	(5)	(163)
Interest expense, net	$ 88,779	$ 84,219	$ 87,491