Derivative Instruments - Derivatives by Balance Sheet Location (Details) (USD $) In Thousands, unless otherwise specified	Jun. 28, 2013	Sep. 28, 2012
Derivative instruments
Fair value of derivative assets	$ 2,479	$ 947
Fair value of derivative liabilities	55,105	91,890
Not designated as hedging instrument
Derivative instruments
Fair value of derivative assets	1,330	947
Designated as hedging instrument
Derivative instruments
Fair value of derivative assets	1,149	0
Fair value of derivative liabilities	43,009	91,890
Foreign exchange forward | Prepayments | Not designated as hedging instrument
Derivative instruments
Fair value of derivative assets	1,186	251
Gasoline and diesel fuel agreements | Prepayments | Not designated as hedging instrument
Derivative instruments
Fair value of derivative assets	144	696
Interest rate swap agreements | Other Assets [Member] | Designated as hedging instrument
Derivative instruments
Fair value of derivative assets	1,149	0
Interest rate swap agreements | Accrued expenses | Designated as hedging instrument
Derivative instruments
Fair value of derivative liabilities	6,739	0
Interest rate swap agreements | Other noncurrent liabilities | Designated as hedging instrument
Derivative instruments
Fair value of derivative liabilities	21,729	46,484
Cross currency swap agreements | Other noncurrent liabilities | Not designated as hedging instrument
Derivative instruments
Fair value of derivative liabilities	12,096	0
Cross currency swap agreements | Other noncurrent liabilities | Designated as hedging instrument
Derivative instruments
Fair value of derivative liabilities	$ 14,541	$ 45,406