Other Comprehensive Income (Loss) (Schedule Of Other Comprehensive Income (Loss)) Allocated To Each Component Of Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 29, 2018	Dec. 30, 2017
Foreign Currency Translation
Other Comprehensive Income (Loss), before Tax [Abstract]
Other comprehensive income (loss), before reclassifications, pretax	$ (1,503)	$ 2,499
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other comprehensive income (loss), before reclassifications, net of tax	(1,503)	2,499
Unrealized Derivative Instrument
Other Comprehensive Income (Loss), before Tax [Abstract]
Other comprehensive income (loss), before reclassifications, pretax	(1,811)	1,389
Net (gain) loss reclassified to earnings	(1,169)	139
Other Comprehensive Income (Loss), Tax [Abstract]
Other comprehensive income (loss) before reclassifications, tax	395	(359)
Net (gain) loss reclassified to earnings, tax	255	(36)
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other comprehensive income (loss), before reclassifications, net of tax	(1,416)	1,030
Net (gain) loss reclassified to earnings, net of tax	(914)	103
Defined Benefit Pension Plan
Other Comprehensive Income (Loss), before Tax [Abstract]
Other comprehensive income (loss), before reclassifications, pretax	(2,213)	530
Net (gain) loss reclassified to earnings	137	130
Other Comprehensive Income (Loss), Tax [Abstract]
Other comprehensive income (loss) before reclassifications, tax	668	(160)
Net (gain) loss reclassified to earnings, tax	(41)	(39)
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other comprehensive income (loss), before reclassifications, net of tax	(1,545)	370
Net (gain) loss reclassified to earnings, net of tax	96	91
Currency exchange rate gain (loss)
Other Comprehensive Income (Loss), before Tax [Abstract]
Other comprehensive income (loss), before reclassifications, pretax	115	(87)
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other comprehensive income (loss), before reclassifications, net of tax	115	(87)
Other comprehensive income (loss)
Other Comprehensive Income (Loss), before Tax [Abstract]
Other comprehensive income (loss), before tax	(6,444)	4,600
Other Comprehensive Income (Loss), Tax [Abstract]
Other comprehensive income (loss), tax	1,277	(594)
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other comprehensive income (loss), net of tax	$ (5,167)	$ 4,006