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Note K - Stock Options (Tables) | 12 Months Ended
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Sep. 25, 2021
Notes Tables |
Share-based Payment Arrangement, Option, Activity [Table Text Block] |
|  | Incentive Stock Options |  |  | Nonqualified Stock Options |
|  |  |  |  |  | Weighted- |  |  |  |  |  |  | Weighted- |
|  | Stock |  |  | Average |  |  | Stock |  |  | Average |
|  | Options |  |  | Exercise |  |  | Options |  |  | Exercise |
|  | Outstanding |  |  | Price |  |  | Outstanding |  |  | Price |
Balance, September 29, 2018 |  |  | 433,556 |  |  | $ | 120.90 |  |  |  | 332,269 |  |  | $ | 105.66 |
Granted |  |  | 118,934 |  |  |  | 163.14 |  |  |  | 66,236 |  |  |  | 171.78 |
Exercised |  |  | (100,018 | ) |  |  | 102.01 |  |  |  | (35,763 | ) |  |  | 101.03 |
Canceled |  |  | (18,320 | ) |  |  | 127.88 |  |  |  | - |  |  |  | - |
Balance, September 28, 2019 |  |  | 434,152 |  |  |  | 136.53 |  |  |  | 362,742 |  |  |  | 118.19 |
Granted |  |  | 124,414 |  |  |  | 126.33 |  |  |  | 37,074 |  |  |  | 125.83 |
Exercised |  |  | (51,350 | ) |  |  | 109.73 |  |  |  | (24,182 | ) |  |  | 53.43 |
Canceled |  |  | (36,796 | ) |  |  | 138.34 |  |  |  | (29,192 | ) |  |  | 135.79 |
Balance, September 26, 2020 |  |  | 470,420 |  |  |  | 136.62 |  |  |  | 346,442 |  |  |  | 122.04 |
Granted |  |  | 111,862 |  |  |  | 165.53 |  |  |  | 43,970 |  |  |  | 160.14 |
Exercised |  |  | (102,976 | ) |  |  | 120.83 |  |  |  | (55,453 | ) |  |  | 120.92 |
Canceled |  |  | (31,684 | ) |  |  | 143.74 |  |  |  | (41,222 | ) |  |  | 95.95 |
Balance, September 25, 2021 |  |  | 447,622 |  |  | $ | 146.98 |  |  |  | 293,737 |  |  | $ | 132.29 |
Exercisable Options September 25, 2021 |  |  | 123,552 |  |  | $ | 136.24 |  |  |  | 144,327 |  |  | $ | 108.19 |
Non-qualified Stock Options [Member] |
Notes Tables |
Share-based Payment Arrangement, Option, Exercise Price Range [Table Text Block] |
|  |  |  | Options Outstanding |  |  | Options Exercisable |
|  |  |  | Number |  |  | Weighted- |  |  |  |  |  |  | Number |  |  |  |  |
|  |  |  | Outstanding |  |  | Average |  |  | Weighted- |  |  | Exercisable |  |  | Weighted- |
|  |  |  | at |  |  | Remaining |  |  | Average |  |  | at |  |  | Average |
Range of |  | September 25, |  |  | Contractual |  |  | Exercise |  |  | September 25, |  |  | Exercise |
Exercise Prices |  | 2021 |  |  | Life |  |  | Price |  |  | 2021 |  |  | Price |
$57.33 | - | $94.24 |  |  | 60,000 |  |  |  | 2.0 |  |  | $ | 77.45 |  |  |  | 60,000 |  |  | $ | 77.45 |
$117.85 | - | $131.30 |  |  | 98,137 |  |  |  | 2.4 |  |  | $ | 126.11 |  |  |  | 62,681 |  |  |  | 126.27 |
$141.01 | - | $191.40 |  |  | 135,600 |  |  |  | 3.1 |  |  | $ | 161.03 |  |  |  | 21,646 |  |  |  | 141.01 |
Total options |  |  | 293,737 |  |  |  |  |  |  |  |  |  |  |  | 144,327 |  |  |  | 108.19 |
Incentive Stock Options [Member] |
Notes Tables |
Share-based Payment Arrangement, Option, Exercise Price Range [Table Text Block] |
|  | Options Outstanding |  |  | Options Exercisable |
|  | Number |  |  | Weighted- |  |  |  |  |  |  | Number |  |  |  |  |
|  | Outstanding |  |  | Average |  |  | Weighted- |  |  | Exercisable |  |  | Weighted- |
|  | at |  |  | Remaining |  |  | Average |  |  | at |  |  | Average |
Range of |  | September 25, |  |  | Contractual |  |  | Exercise |  |  | September 25, |  |  | Exercise |
Exercise Prices |  | 2021 |  |  | Life |  |  | Price |  |  | 2021 |  |  | Price |
$125.83 | - | $158.97 |  |  | 237,596 |  |  |  | 2.3 |  |  | $ | 131.41 |  |  |  | 123,052 |  |  | $ | 136.13 |
$163.29 | - | $192.13 |  |  | 210,026 |  |  |  | 3.7 |  |  | $ | 164.59 |  |  |  | 500 |  |  |  | 163.29 |
Total options |  |  | 447,622 |  |  |  |  |  |  |  |  |  |  |  | 123,552 |  |  |  | 136.24 |

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