Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 27, 2015	Jun. 28, 2014	Jun. 27, 2015	Jun. 28, 2014
Consolidated Statements of Comprehensive Income [Abstract]
Net income	$ 10,783	$ 14,144	$ 36,275	$ 31,068
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	1,512	173	(9,638)	104
Derivative instruments:
Unrealized net (loss) gain	(201)	(94)	1,796	(188)
Net (gain) loss reclassified to earnings	(551)	28	(2,330)	(390)
Defined benefit pension plan:
Unrealized net (loss) gain	(485)	629	802	1,050
Net (gain) loss reclassified to earnings	84	81	265	244
Currency exchange rate change	(123)	13	835	(62)
Other comprehensive income (loss)	236	830	(8,270)	758
Comprehensive income	$ 11,019	$ 14,974	$ 28,005	$ 31,826