Other Comprehensive Income (Schedule Of Other Comprehensive Income (Loss)) Allocated To Each Component Of Other Comprehensive Income (Loss)) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Mar. 29, 2014	Mar. 30, 2013	Mar. 29, 2014	Mar. 30, 2013
Other Comprehensive Income [Abstract]
Foreign currency translation adjustments, Pretax Amount	$ (1,029)	$ (3,584)	$ (69)	$ (3,383)
Unrealized net gain, Pretax Amount	(190)	2,270	(149)	3,545
Net gain (loss) reclassified to earnings, Pretax Amount	(1,163)	(920)	(660)	(760)
Unrealized net loss, Pretax Amount	(17)	(174)	603	43
Net loss reclassified to earnings, Pretax Amount	117	132	233	260
Currency exchange rate change, Pretax Amount	11	180	(75)	46
Other comprehensive income (loss), Pretax Amount	(2,271)	(2,096)	(117)	(249)
Unrealized net gain, Tax (Expense) or Benefit	69	(835)	55	(1,306)
Net gain reclassified to earnings, Tax (Expense) or Benefit	426	339	242	280
Unrealized net (loss) gain, Tax (Expense) or Benefit	5	52	(182)	(13)
Net loss reclassified to earnings, Tax (Expense) or Benefit	(35)	(41)	(70)	(79)
Other comprehensive income (loss), Tax (Expense) or Benefit	465	(485)	45	(1,118)
Foreign currency translation adjustments, Net of Tax Amount	(1,029)	(3,584)	(69)	(3,383)
Unrealized net gain, Net of Tax Amount	(121)	1,435	(94)	2,239
Net loss reclassified to earnings, Net of Tax Amount	(737)	(581)	(418)	(480)
Unrealized net loss, Net of Tax Amount	(12)	(122)	421	30
Net loss reclassified to earnings, Net of Tax Amount	82	91	163	181
Currency exchange rate change, Net of Tax Amount	11	180	(75)	46
Other comprehensive loss	$ (1,806)	$ (2,581)	$ (72)	$ (1,367)