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Note 11 - Share Based Compensation (Tables) | 12 Months Ended
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Dec. 30, 2017
Notes Tables |
Share-based Compensation, Stock Options, Activity [Table Text Block] |
|  | All Stock Options Outstanding |
|  | Shares |  |  | Weighted Average Exercise Price |
Options outstanding as of January 2, 2016 |  |  | 44,500 |  |  | $ | 8.12 |
Options granted |  |  | - |  |  |  |  |
Options exercised, net |  |  | (2,500 | ) |  | $ | 5.62 |
Options forfeited/cancelled |  |  | - |  |  |  |  |
Options outstanding as of December 31, 2016 |  |  | 42,000 |  |  | $ | 8.27 |
Options exercisable as of December 31, 2016 |  |  | 27,000 |  |  | $ | 9.47 |
Intrinsic value of outstanding stock options as of December 31, 2016 |  | $ | 6 |  |  |  |  |
Intrinsic value of stock options exercised in fiscal year ended December 31, 2016 |  | $ | 3 |  |  |  |  |
Weighted average grant date fair value of stock options issued during fiscal year ended December 31, 2016 |  |  | N/A |  |  |  |  |
Options outstanding as of December 31, 2016 |  |  | 42,000 |  |  | $ | 8.27 |
Options granted |  |  | - |  |  |  |  |
Options exercised, net |  |  | (11,917 | ) |  | $ | 6.00 |
Options forfeited in cashless exercises |  |  | (5,083 | ) |  | $ | 6.10 |
Options forfeited/cancelled |  |  | (25,000 | ) |  | $ | 9.81 |
Options outstanding as of December 30, 2017 |  |  | - |  |  |  |  |
Options exercisable as of December 30, 2017 |  |  | - |  |  |  |  |
Intrinsic value of outstanding stock options as of December 30, 2017 |  |  | - |  |  |  |  |
Intrinsic value of stock options exercised in fiscal year ended December 30, 2017 |  |  | 17 |  |  |  |  |
Weighted average grant date fair value of stock options issued during fiscal year ended December 30, 2017 |  |  | - |  |  |  |  |
Schedule of Nonvested Share Activity [Table Text Block] |
Nonvested Stock Options |  | Shares |  |  | Weigh ted-Average Grant-Date Fair Value |
Nonvested at December 31, 2016 |  |  | 15,000 |  |  | $ | 2.33 |
Vested |  |  | 15,000 |  |  | $ | 2.33 |
Forfeited |  |  | - |  |  |  | - |
Issued nonvested |  |  | - |  |  |  | - |
Nonvested at December 30, 2017 |  |  | - |  |  |  | - |
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block] |
|  | Number of Time-Based Restricted Stock Units |  |  | Weighted Average Grant Date Fair Value per Share |
Outstanding non-vested at December 31, 2016 |  |  | 197,734 |  |  | $ | 7.33 |
Granted |  |  | 87,034 |  |  | $ | 5.88 |
Vested |  |  | (197,734 | ) |  | $ | 7.33 |
Forfeited or expired |  |  | - |  |  |  | - |
Outstanding non-vested at December 30, 2017 |  |  | 87,034 |  |  | $ | 5.88 |
|  | Number of Performance- Based Restricted Stock Units |  |  | Weighted Average Grant Date Fair Value per Share |
Outstanding non-vested at December 31, 2016 |  |  | 200,000 |  |  | $ | 5.36 |
Granted |  |  | 200,000 |  |  | $ | 4.85 |
Vested |  |  | - |  |  |  | - |
Forfeited or expired |  |  | - |  |  |  | - |
Outstanding non-vested at December 30, 2017 |  |  | 400,000 |  |  | $ | 5.11 |
|  | Number of Restricted Stock Units (in thousands) |  |  | Weighted Average Grant Date Fair Value per Share |
Outstanding non-vested at January 2, 2016 |  |  | 209 |  |  | $ | 7.10 |
Granted – time-based vesting |  |  | 63 |  |  | $ | 5.98 |
Granted – performance-based vesting |  |  | 200 |  |  | $ | 5.36 |
Vested |  |  | (74 | ) |  | $ | 5.56 |
Forfeited or expired |  |  | - |  |  |  | - |
Outstanding non-vested at December 31, 2016 |  |  | 398 |  |  | $ | 6.34 |
Granted – time-based vesting |  |  | 87 |  |  | $ | 5.88 |
Granted – performance-based vesting |  |  | 200 |  |  | $ | 4.85 |
Vested |  |  | (198 | ) |  | $ | 7.33 |
Forfeited or expired |  |  | - |  |  |  | - |
Outstanding non-vested at December 30, 2017 |  |  | 487 |  |  | $ | 5.24 |

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