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Note 10 - Per Share Data (Tables) | 3 Months Ended
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Mar. 28, 2020
Notes Tables |
Schedule of Weighted Average Number of Shares [Table Text Block] |
|  | Thirteen Week Periods Ended |
|  | March 28, 2020 |  |  | March 30, 2019 |
Basic weighted average shares outstanding |  |  | 13,111,550 |  |  |  | 12,856,533 |
Dilutive effect of outstanding restricted share units |  |  | 32,534 |  |  |  | 44,301 |
Weighted average dilutive shares outstanding |  |  | 13,144,084 |  |  |  | 12,900,834 |
Unissued Shares of Common Stock [Table Text Block] |
|  | March 28, 2020 |  |  | December 28, 2019 |
Time-based restricted stock units outstanding |  |  | 281,725 |  |  |  | 151,725 |
Performance-based restricted stock units outstanding |  |  | 160,000 |  |  |  | 240,000 |
Future grants of options or shares |  |  | 158,326 |  |  |  | 268,326 |
Shares reserved for employee stock purchase plan |  |  | 210,626 |  |  |  | 267,877 |
Total |  |  | 810,677 |  |  |  | 927,928 |

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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