Note 10 - Per Share Data - Unissued Shares of Common Stock Were Reserved for the Following Purposes (Details) - shares |
Jun. 27, 2020 |
Dec. 28, 2019 |
---|---|---|
Future grants of options or shares (in shares) | 91,744 | 268,326 |
Shares reserved for employee stock purchase plan (in shares) | 210,626 | 267,877 |
Total (in shares) | 744,095 | 927,928 |
Time-based Restricted Stock Units [Member] | ||
Restricted stock units outstanding (in shares) | 281,725 | 151,725 |
Performance-based Restricted Stock Units [Member] | ||
Restricted stock units outstanding (in shares) | 160,000 | 240,000 |