Accrued Expenses, Other Current Liabilities And Other Long-Term Liabilities (Summary Of Other Long-Term Liabilities) (Details) - USD ($) $ in Millions	Jul. 02, 2016	Sep. 26, 2015
Accrued Expenses, Other Current Liabilities And Other Long-Term Liabilities [Abstract]
Lease retirement obligation	$ 34	$ 32
Sale-lease back deferred gain	26	28
Pension liability	76	57
Deferred purchase price	40
Tax receivable agreement obligation	99	175
Interest rate swaps	56	36
Other	44	13
Other long-term liabilities	$ 375	$ 341