Stock Purchase And Stock Option Plans (Information Regarding Stock Option Plans) (Details) (USD $)	12 Months Ended
	Sep. 27, 2013	Sep. 28, 2012	Sep. 30, 2011
At fiscal year end:
Range of exercise prices for options outstanding, minimum (in dollars per share)	$ 20.98	$ 18.49	$ 13.29
Range of exercise prices for options outstanding, maximum (in dollars per share)	$ 94.11	$ 94.11	$ 94.11
Number of options exercisable (in shares)	3,034,111	4,219,557	4,822,297
For the fiscal year:
Range of prices relating to options exercised, minimum (in dollars per share)	$ 18.49	$ 13.29	$ 10.79
Range of prices relating to options exercised, maximum (in dollars per share)	$ 56.95	$ 37.73	$ 41.18
Estimated weighted average fair values of options granted (in dollars per share)	$ 20.64	$ 15.55	$ 19.43