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. 30, 2017	Dec. 31, 2016
Foreign Currency Translation
Other Comprehensive Income (Loss), before Tax [Abstract]
Other comprehensive income (loss), before reclassifications, pretax	$ 2,499	$ (9,802)
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other comprehensive income (loss), before reclassifications, net of tax	2,499	(9,802)
Unrealized Derivative Instrument
Other Comprehensive Income (Loss), before Tax [Abstract]
Other comprehensive income (loss), before reclassifications, pretax	1,389	6,509
Net (gain) loss reclassified to earnings	139	(419)
Other Comprehensive Income (Loss), Tax [Abstract]
Other comprehensive income (loss) before reclassifications, tax	(359)	(2,351)
Net (gain) loss reclassified to earnings, tax	(36)	151
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other comprehensive income (loss), before reclassifications, net of tax	1,030	4,158
Net (gain) loss reclassified to earnings, net of tax	103	(268)
Defined Benefit Pension Plan
Other Comprehensive Income (Loss), before Tax [Abstract]
Other comprehensive income (loss), before reclassifications, pretax	530	183
Net (gain) loss reclassified to earnings	130	244
Other Comprehensive Income (Loss), Tax [Abstract]
Other comprehensive income (loss) before reclassifications, tax	(160)	(55)
Net (gain) loss reclassified to earnings, tax	(39)	(74)
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other comprehensive income (loss), before reclassifications, net of tax	370	128
Net (gain) loss reclassified to earnings, net of tax	91	170
Currency exchange rate gain (loss)
Other Comprehensive Income (Loss), before Tax [Abstract]
Other comprehensive income (loss), before reclassifications, pretax	(87)	697
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other comprehensive income (loss), before reclassifications, net of tax	(87)	697
Other comprehensive income (loss)
Other Comprehensive Income (Loss), before Tax [Abstract]
Other comprehensive income (loss), before tax	4,600	(2,588)
Other Comprehensive Income (Loss), Tax [Abstract]
Other comprehensive income (loss), tax	(594)	(2,329)
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other comprehensive income (loss), net of tax	$ 4,006	$ (4,917)