Accumulated Other Comprehensive Income (Loss) (Reclassification from AOCI) (Details) - USD ($) $ in Thousands	3 Months Ended
Dec. 29, 2018	Dec. 30, 2017
Reclassification Adjustment out of Accumulated Other Comprehensive Income
Prior service cost (credit)	$ (76)	$ (85)
Actuarial losses	5,928	7,396
Reclassification from AOCIL into earnings - Retirement liability	5,852	7,311
Tax effect - Retirement liability	(1,447)	(2,692)
Net reclassification from AOCIL into earnings - Retirement liability	4,405	4,619
Reclassification from AOCIL into earnings - Derivatives	227	564
Tax effect - Derivatives	(57)	(235)
Net reclassification from AOCIL into earnings - Derivatives	170	329
Foreign Currency Contracts \| Sales
Reclassification Adjustment out of Accumulated Other Comprehensive Income
Derivatives	(33)	(118)
Foreign Currency Contracts \| Cost Of Sales
Reclassification Adjustment out of Accumulated Other Comprehensive Income
Derivatives	660	696
Interest Rate Swaps \| Interest
Reclassification Adjustment out of Accumulated Other Comprehensive Income
Derivatives	$ (400)	$ (14)

The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

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Amount before tax of reclassification adjustment from accumulated other comprehensive income of accumulated gain (loss) realized from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's deferred hedging gain (loss).

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