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Note 5 - Stock-based Compensation (Tables) | 3 Months Ended
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Dec. 26, 2023
Notes Tables |
Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] |
|  | Quarter Ended December 26, 2023 Incentive and Non-Qualified Stock Options |  |  | Quarter Ended December 27, 2022 Incentive and Non-Qualified Stock Options |
Expected term (years) |  |  | 6.25 |  |  |  | 5.0 |
Expected volatility |  |  | 62.50 | % |  |  | 60.22 | %
Risk-free interest rate |  |  | 4.68 | % |  |  | 4.21 | %
Expected dividends |  |  | - |  |  |  | - |
Share-Based Payment Arrangement, Option, Activity [Table Text Block] |
|  | Shares |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Life (Yrs) |
Outstanding at beginning of year |  |  | 437,528 |  |  | $ | 3.95 |  |  |  |  |
Options granted |  |  | 38,000 |  |  | $ | 2.51 |  |  |  |  |
Outstanding December 26, 2023 |  |  | 475,528 |  |  | $ | 3.83 |  |  |  | 4.8 |
Exercisable December 26, 2023 |  |  | 341,528 |  |  | $ | 3.70 |  |  |  | 4.0 |
Nonvested Restricted Stock Shares Activity [Table Text Block] |
|  | Shares |  |  | Grant Date Fair Value Per Share |
Non-vested units at beginning of year |  |  | 45,250 |  |  |  | $2.29 | to | $4.50 |
Units granted during the quarter |  |  | 34,000 |  |  |  |  | $2.52 |  |
Non-vested units at December 26, 2023 |  |  | 79,250 |  |  |  | $2.29 | to | $4.50 |

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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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