Fair Value Measurements (Details) (USD $)	3 Months Ended
	Dec. 28, 2013	Sep. 28, 2013
Fair Value Measurements
Total fair value of derivatives	$ (398,000)	$ (11,194,000)
Carrying value of long-term debt	170,300,000	173,200,000
Period of reset of debt variable interest rates	30 days
Recurring basis | Level 2
Fair Value Measurements
Total fair value of derivatives	(398,000)	(11,194,000)
Recurring basis | Level 2 | Interest rate swaps
Fair Value Measurements
Total fair value of derivatives	(5,431,000)	(6,004,000)
Recurring basis | Level 2 | Cross currency swap
Fair Value Measurements
Total fair value of derivatives	3,308,000	(1,253,000)
Recurring basis | Level 2 | Coffee futures
Fair Value Measurements
Total fair value of derivatives	1,590,000	(3,809,000)
Recurring basis | Level 2 | Foreign currency forward contracts
Fair Value Measurements
Total fair value of derivatives	$ 135,000	$ (128,000)