Significant Accounting Policies - Asset Retirement Obligations (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 03, 2015	Sep. 27, 2014
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Asset retirement obligation gross expected future cash flows	$ 3,000
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]
Asset retirement liability, beginning of period	2,222	$ 2,247
Adjustment to asset retirement obligations recognized	542	39
Accretion recognized	(55)	(53)
Changes due to foreign currency exchange	(165)	(117)
Asset retirement liability, end of period	$ 2,654	$ 2,222