Derivative Financial Instruments (Details)														12 Months Ended
	Sep. 29, 2012 USD ($)	Sep. 24, 2011 USD ($)	Sep. 29, 2012 Interest rate swaps USD ($)	Sep. 29, 2012 Coffee futures USD ($)	Sep. 24, 2011 Coffee futures USD ($)	Sep. 29, 2012 Designated as hedges USD ($)	Sep. 24, 2011 Designated as hedges USD ($)	Sep. 29, 2012 Designated as hedges Interest rate swaps USD ($)	Sep. 24, 2011 Designated as hedges Interest rate swaps USD ($)	Sep. 29, 2012 Designated as hedges Coffee futures USD ($)	Sep. 24, 2011 Designated as hedges Coffee futures USD ($)	Sep. 29, 2012 Not designated as hedges USD ($)	Sep. 24, 2011 Not designated as hedges USD ($)	Sep. 29, 2012 Not designated as hedges Cross currency swap USD ($)	Sep. 24, 2011 Not designated as hedges Cross currency swap USD ($)	Sep. 29, 2012 Not designated as hedges Cross currency swap CAD	Sep. 24, 2011 Not designated as hedges Interest rate cap USD ($)
Fair value of derivatives
Period of derivative														4 years
Notional amount			$ 233,000,000													140,000,000
Variable interest rate basis payable														Three month Canadian Bankers Acceptance rate
Variable interest rate basis receivable														Three month U.S. Libor rate
Additional interest expense														1,800,000	1,200,000
Loss reclassified from other comprehensive income to income															400,000
Fair value of derivative liabilities						(9,361,000)	(10,693,000)	(9,019,000)	(10,269,000)	(342,000)	(424,000)	(7,242,000)	(2,290,000)	(7,242,000)	(2,324,000)
Fair value of derivative assets																	34,000
Total fair value of derivatives	$ (16,603,000)	$ (12,983,000)		$ (342,000)	$ (424,000)