Stock Purchase And Stock Option Plans (Information Regarding Options Outstanding, And Options Exercisable) (Details) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Sep. 27, 2013	Sep. 28, 2012	Sep. 30, 2011	Oct. 01, 2010
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of exercise prices, minimum (in dollars per share)	$ 20.98	$ 18.49	$ 13.29
Range of exercise prices, maximum (in dollars per share)	$ 94.11	$ 94.11	$ 94.11
Options outstanding number (in shares)	4,606,212	5,756,734	6,461,510	7,410,580
Options outstanding weighted average remaining contractual life (in years)	5 years 8 months 19 days
Options outstanding weighted average price (in dollars per share)	$ 52.33	$ 47.23	$ 43.28	$ 39.10
Options exercisable (in shares)	3,034,111
Options exercisable weighted average exercise price (in dollars per share)	$ 54.93
Ownership duration of common stock for incentive plan participants for exercise price of stock options, minimum (in months)	6 months
Nonvested not yet recognized	$ 122.8
Options exercisable, weighted average remaining contractual term (in years)	4 years 1 month 6 days
Range of Exercise Prices $20.98 - $26.80 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of exercise prices, minimum (in dollars per share)	$ 20.98
Range of exercise prices, maximum (in dollars per share)	$ 26.80
Options outstanding number (in shares)	91,800
Options outstanding weighted average remaining contractual life (in years)	8 months 1 day
Options outstanding weighted average price (in dollars per share)	$ 23.14
Options exercisable (in shares)	91,800
Options exercisable weighted average exercise price (in dollars per share)	$ 23.14
Range Of Exercise Prices $32.51 - $37.32 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of exercise prices, minimum (in dollars per share)	$ 32.51
Range of exercise prices, maximum (in dollars per share)	$ 37.32
Options outstanding number (in shares)	569,500
Options outstanding weighted average remaining contractual life (in years)	8 years 6 months 18 days
Options outstanding weighted average price (in dollars per share)	$ 37.01
Options exercisable (in shares)	157,125
Options exercisable weighted average exercise price (in dollars per share)	$ 36.98
Range of Exercise Prices $37.43 - $46.86 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of exercise prices, minimum (in dollars per share)	$ 37.43
Range of exercise prices, maximum (in dollars per share)	$ 46.86
Options outstanding number (in shares)	1,757,213
Options outstanding weighted average remaining contractual life (in years)	6 years 1 month 24 days
Options outstanding weighted average price (in dollars per share)	$ 42.54
Options exercisable (in shares)	1,388,287
Options exercisable weighted average exercise price (in dollars per share)	$ 42.41
Range Of Exercise Prices $47.11 - $55.04 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of exercise prices, minimum (in dollars per share)	$ 47.11
Range of exercise prices, maximum (in dollars per share)	$ 55.04
Options outstanding number (in shares)	972,925
Options outstanding weighted average remaining contractual life (in years)	8 years 8 months 19 days
Options outstanding weighted average price (in dollars per share)	$ 52.74
Options exercisable (in shares)	247,825
Options exercisable weighted average exercise price (in dollars per share)	$ 48.32
Range Of Exercise Prices $55.13 - $57.81 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of exercise prices, minimum (in dollars per share)	$ 55.13
Range of exercise prices, maximum (in dollars per share)	$ 57.81
Options outstanding number (in shares)	503,975
Options outstanding weighted average remaining contractual life (in years)	11 months 5 days
Options outstanding weighted average price (in dollars per share)	$ 56.94
Options exercisable (in shares)	494,975
Options exercisable weighted average exercise price (in dollars per share)	$ 56.97
Range Of Exercise Prices $58.26 - $83.61 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of exercise prices, minimum (in dollars per share)	$ 58.26
Range of exercise prices, maximum (in dollars per share)	$ 83.61
Options outstanding number (in shares)	136,075
Options outstanding weighted average remaining contractual life (in years)	5 years 4 months 28 days
Options outstanding weighted average price (in dollars per share)	$ 72.43
Options exercisable (in shares)	79,375
Options exercisable weighted average exercise price (in dollars per share)	$ 81.34
Range Of Exercise Prices $88.19 - $94.11 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of exercise prices, minimum (in dollars per share)	$ 88.19
Range of exercise prices, maximum (in dollars per share)	$ 94.11
Options outstanding number (in shares)	574,724
Options outstanding weighted average remaining contractual life (in years)	1 year 7 months 17 days
Options outstanding weighted average price (in dollars per share)	$ 92.57
Options exercisable (in shares)	574,724
Options exercisable weighted average exercise price (in dollars per share)	$ 92.57