Summary Of Significant Accounting Policies (Schedule Of Activity In The Warranty Accrual) (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 03, 2015	Sep. 27, 2014	Sep. 28, 2013
Accounting Policies [Abstract]
Warranty accrual at beginning of year	$ 19,953	$ 17,429	$ 18,859
Warranties issued during current year	9,666	12,611	9,019
Adjustments to pre-existing warranties	(2,416)	(2,037)	(1,911)
Reductions for settling warranties	(7,448)	(7,759)	(8,507)
Foreign currency translation	(1,095)	(291)	(31)
Warranty accrual at end of year	$ 18,660	$ 19,953	$ 17,429