Other Income (Expense), Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 01, 2016	Oct. 03, 2015	Sep. 27, 2014
Component of Other Income (Expense), Nonoperating [Line Items]
Other income (expense)	$ (4,515)	$ (1,726)	$ 2,028
Foreign exchange loss
Component of Other Income (Expense), Nonoperating [Line Items]
Other income (expense)	(6,310)	(1,396)	(2,246)
Gain (loss) on deferred compensation investments, net (Note 12)
Component of Other Income (Expense), Nonoperating [Line Items]
Other income (expense)	1,738	(351)	4,236
Other
Component of Other Income (Expense), Nonoperating [Line Items]
Other income (expense)	$ 57	$ 21	$ 38