Derivative Financial Instruments (Details 2) (USD $)	3 Months Ended		6 Months Ended
	Mar. 30, 2013	Mar. 24, 2012	Mar. 30, 2013	Mar. 24, 2012
Coffee futures
Net gain (loss) on derivative instruments
Amount of gain (loss), net of tax expected to be reclassified from OCI to earnings			$ 500,000
Cash flow hedges
Net gain (loss) on derivative instruments
Amount of gain (loss), gross of tax, on financial instruments qualifying for hedge accounting included in OCI	588,000	(1,859,000)	722,000	(730,000)
Amount of losses, gross of tax, reclassified from OCI into income	(379,000)	(85,000)	(728,000)	(334,000)
Cash flow hedges | Interest rate swaps
Net gain (loss) on derivative instruments
Amount of gain (loss), gross of tax, on financial instruments qualifying for hedge accounting included in OCI	638,000	(80,000)	1,670,000	1,486,000
Cash flow hedges | Coffee futures
Net gain (loss) on derivative instruments
Amount of gain (loss), gross of tax, on financial instruments qualifying for hedge accounting included in OCI	(50,000)	(1,779,000)	(948,000)	(2,216,000)
Amount of losses, gross of tax, reclassified from OCI into income	$ (379,000)	$ (85,000)	$ (728,000)	$ (334,000)