Note L - Stock Options (Details) - Incentive Stock Options by Exercise Price Range (Incentive Stock Options [Member], USD $)	12 Months Ended
	Sep. 28, 2013 $36.71 - $51.14 [Member]	Sep. 28, 2013 $57.15 - $76.27 [Member]	Sep. 28, 2013	Sep. 29, 2012	Sep. 24, 2011	Sep. 25, 2010
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of exercise prices, lower range limit	$ 36.71	$ 57.15
Range of exercise prices, upper range limit	$ 51.14	$ 76.27
Options outstanding, number (in Shares)	147,542	112,310	259,852	355,680	323,120	418,009
Options outstanding, weighted average remaining contractual life	2 years 73 days	3 years 328 days
Options outstanding, weighted average exercise price	$ 45.86	$ 58.06	$ 51.17	$ 47.16	$ 41.18	$ 30.86
Options exercisable, number (in Shares)	51,892		51,892
Options exercisable, weighted average exercise price	$ 36.73