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Note L - Stock Options (Details) - Stock Option Activity (USD $)	12 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 29, 2012	Sep. 25, 2011
Incentive Stock Options [Member]
Note L - Stock Options (Details) - Stock Option Activity [Line Items]
Balance	295,645	259,852	355,680	323,120
Balance	$ 60.83	$ 51.17	$ 47.16	$ 41.18
Granted	83,440	1,600	118,210
Granted	$ 82.07	$ 63.13	$ 57.87
Exercised	(39,097)	(84,628)	(71,350)
Exercised	$ 42.42	$ 34.58	$ 39.03
Canceled	(8,550)	(12,800)	(14,300)
Canceled	$ 58.68	$ 51.01	$ 41.13
Exercisable Options September 27, 2014	105,145
Exercisable Options September 27, 2014	$ 47.22
Nonqualified Stock Options [Member]
Note L - Stock Options (Details) - Stock Option Activity [Line Items]
Balance	249,379	231,247	211,247	227,315
Balance	$ 53.38	$ 44.77	$ 41.36	$ 32.17
Granted	38,132	20,000	45,932
Granted	$ 88.26	$ 80.79	$ 57.70
Exercised	(20,000)		(62,000)
Exercised	$ 20.43		$ 19.77
Exercisable Options September 27, 2014	145,315
Exercisable Options September 27, 2014	$ 39.08

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.

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Gross number of share options (or share units) granted during the period.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Number of share options (or share units) exercised during the current period.

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