Note 8 - Earnings (Loss) Per Common Share (Details Textual) - $ / shares |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Oct. 01, 2017 |
Oct. 02, 2016 |
Oct. 01, 2017 |
Oct. 02, 2016 |
|
| Treasury Stock Method Dilutive Options Average Share Price Used | $ 1.27 | $ 1.52 | $ 1.31 | $ 1.47 |
| Weighted Average Number Diluted Shares Outstanding Adjustment If there had Been Net Income | 663,400 | 1,046,730 | 696,177 | 1,048,074 |
| X | ||||||||||
- Definition Treasury stock method dilutive options average share price used. No definition available.
|
| X | ||||||||||
- Definition The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation if there were net income No definition available.
|