Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 02, 2016	Jun. 27, 2015	Jul. 02, 2016	Jun. 27, 2015
Statement of Comprehensive Income [Abstract]
Net income	$ 7,150	$ 10,783	$ 21,922	$ 36,275
Other comprehensive income (loss), net of tax
Foreign currency translation gain (loss) adjustments	(2,163)	1,512	(1,295)	(9,638)
Derivative instruments
Unrealized net gain (loss)	(91)	(201)	(680)	1,796
Net (gain) loss reclassified to earnings	142	(551)	131	(2,330)
Defined benefit pension plan
Unrealized net gain (loss)	47	(485)	(75)	802
Net (gain) loss reclassified to earnings	103	84	305	265
Currency exchange rate gain (loss)	187	(123)	67	835
Other comprehensive income (loss)	(1,775)	236	(1,547)	(8,270)
Comprehensive income	$ 5,375	$ 11,019	$ 20,375	$ 28,005