Derivatives - Gain (Loss) Recognized in Income from Derivatives (Details) - Derivatives designated as hedging instruments - Derivatives in Cash Flow Hedging Relationships - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2018	Jul. 01, 2017	Jun. 30, 2018	Jul. 01, 2017
Forward currency forward contracts | Cost of sales
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Reclassified from Accumulated OCL into Income (Effective Portion)	$ 1,894	$ (968)	$ 4,976	$ (2,630)
Forward currency forward contracts | Selling and administrative expenses
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Reclassified from Accumulated OCL into Income (Effective Portion)	207	(102)	536	(274)
Treasury Rate Locks | Interest expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Reclassified from Accumulated OCL into Income (Effective Portion)	66	80	226	251
Interest rate swaps | Interest expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Reclassified from Accumulated OCL into Income (Effective Portion)	0	(7)	0	(142)
Interest rate swaps | Income tax expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Reclassified from Accumulated OCL into Income (Effective Portion)	$ 0	$ (84)	$ 0	$ (84)