Note 8 - Restricted Stock Activity (Details) - Restricted Stock [Member] - shares |
12 Months Ended | ||
|---|---|---|---|
Jan. 02, 2014 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Outstanding at December 31, 2013 (in shares) | 662,375 | ||
| Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted | 567,375 | 8,000 | 662,375 |
| Awards forfeited or exercised (in shares) | |||
| Outstanding at December 31, 2014 (in shares) | 670,375 | 662,375 | |
| X | ||||||||||
- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Net number of non-option equity instruments granted to participants. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Number of equity instruments other than options outstanding, including both vested and non-vested instruments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Details
|