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Note 9 - Per Share Data (Tables) | 3 Months Ended
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Apr. 01, 2023
Notes Tables |
Schedule of Weighted Average Number of Shares [Table Text Block] |
|  | Thirteen Weeks Ended |
|  | April 1, 2023 |  |  | April 2, 2022 |
Basic weighted average shares outstanding |  |  | 9,172,511 |  |  |  | 10,230,510 |
Dilutive effect of outstanding restricted share awards |  |  | 229,356 |  |  |  | 333,485 |
Diluted weighted average shares outstanding |  |  | 9,401,867 |  |  |  | 10,563,995 |
Unissued Shares of Common Stock [Table Text Block] |
|  | April 1, 2023 |  |  | December 31, 2022 |
Time-based restricted stock awards outstanding |  |  | 471,096 |  |  |  | 274,939 |
Performance-based restricted stock awards outstanding |  |  | 100,000 |  |  |  | - |
Performance-based restricted stock awards outstanding under plans to be approved by the shareholders |  |  | - |  |  |  | 225,000 |
Future grants of options or shares |  |  | 632,094 |  |  |  | 890,682 |
Shares reserved for employee stock purchase plan |  |  | 331,160 |  |  |  | 364,231 |
Total |  |  | 1,534,350 |  |  |  | 1,754,852 |

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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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