Goodwill and Intangible Assets (Details 3) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 29, 2012
Intangible assets subject to amortization
Gross carrying value	$ 451,914	$ 501,127
Accumulated amortization	(176,727)	(163,651)
Total amortization expense	43,032	45,379	45,991
Estimated useful life	7 years 4 months 24 days
Developed Technology Rights [Member]
Intangible assets subject to amortization
Gross carrying value	16,501	21,609
Accumulated amortization	(13,713)	(17,123)
Developed Technology Rights [Member] | Minimum [Member]
Intangible assets subject to amortization
Estimated useful life	4 years
Developed Technology Rights [Member] | Maximum [Member]
Intangible assets subject to amortization
Estimated useful life	10 years
Customer and Roaster Agreements [Member]
Intangible assets subject to amortization
Gross carrying value	8,939	26,977
Accumulated amortization	(5,303)	(19,750)
Customer and Roaster Agreements [Member] | Minimum [Member]
Intangible assets subject to amortization
Estimated useful life	8 years
Customer and Roaster Agreements [Member] | Maximum [Member]
Intangible assets subject to amortization
Estimated useful life	11 years
Customer Relationships [Member]
Intangible assets subject to amortization
Gross carrying value	390,563	414,967
Accumulated amortization	(141,163)	(113,061)
Customer Relationships [Member] | Minimum [Member]
Intangible assets subject to amortization
Estimated useful life	2 years
Customer Relationships [Member] | Maximum [Member]
Intangible assets subject to amortization
Estimated useful life	16 years
Trade Names [Member]
Intangible assets subject to amortization
Gross carrying value	35,911	37,200
Accumulated amortization	(16,548)	(13,353)
Trade Names [Member] | Minimum [Member]
Intangible assets subject to amortization
Estimated useful life	9 years
Trade Names [Member] | Maximum [Member]
Intangible assets subject to amortization
Estimated useful life	11 years
Noncompete Agreements [Member]
Intangible assets subject to amortization
Gross carrying value		374
Accumulated amortization		$ (364)
Noncompete Agreements [Member] | Minimum [Member]
Intangible assets subject to amortization
Estimated useful life	2 years
Noncompete Agreements [Member] | Maximum [Member]
Intangible assets subject to amortization
Estimated useful life	5 years