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NOTE 11 - SHARE-BASED COMPENSATION (Tables) | 12 Months Ended
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Dec. 31, 2015
Note 11 - Share-based Compensation Tables |
Impact on operations of recording share-based compensation |
|  | Year Ended December 31,
|  | 2015 |  | 2014
(in thousands) |  |  |  |
Cost of goods sold |  | $ | 13 |  |  | $ | 6 |
Research and development |  |  | 76 |  |  |  | 80 |
Selling, general and administrative |  |  | 346 |  |  |  | 314 |
Total share-based compensation |  | $ | 435 |  |  | $ | 400 |
Impact on net income per share: |  |  |  |  |  |  |  |
Basic and diluted |  | ($ | 0.05 | ) |  | ($ | 0.05 | )
Fair value of share-based awards for employee stock options |
|  |  | Employee Stock Options |
|  |  | 2015 |  |  |  | 2014 |
Risk-free interest rates |  |  | — |  |  |  | 1.31 | %
Volatility factors |  |  | — |  |  |  | 0.51 |
Expected life of the option in years |  |  | — |  |  |  | 4.00 |
Expected dividend yield |  |  | — |  |  |  | None |
Stock option grants |
|  | 2015 |  | 2014
|  | Options |  | Weighted-Average Exercise Price |  | Weighted-Average Remaining Contractual Life in Years |  | Options |  | Weighted-Average Exercise Price |  | Weighted-Average Remaining Contractual Life in Years
Outstanding at beginning of year |  |  | 606,187 |  |  | $ | 3.02 |  |  |  |  |  |  |  | 904,656 |  |  | $ | 3.49 |  |  |  |  |
Granted |  |  | — |  |  |  | 0.00 |  |  |  |  |  |  |  | 3,000 |  |  |  | 2.30 |  |  |  |  |
Exercised |  |  | (20,625 | ) |  |  | 3.03 |  |  |  |  |  |  |  | (31,250 | ) |  |  | 3.07 |  |  |  |  |
Cancelled, Expired or |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Forfeited |  |  | (11,562 | ) |  |  | 5.39 |  |  |  |  |  |  |  | (270,219 | ) |  |  | 4.60 |  |  |  |  |
Outstanding at end of year |  |  | 574,000 |  |  | $ | 2.97 |  |  |  | 2.40 |  |  |  | 606,187 |  |  | $ | 3.02 |  |  |  | 3.29 |
Vested or expected to vest at the end of the period |  |  | 564,527 |  |  | $ | 2.99 |  |  |  | 2.39 |  |  |  | 574,188 |  |  | $ | 3.07 |  |  |  | 3.25 |
Exercisable at end of year |  |  | 467,126 |  |  | $ | 3.19 |  |  |  | 2.24 |  |  |  | 383,001 |  |  | $ | 3.49 |  |  |  | 2.90 |
Restricted stock award including performance-based stock award activity under our share-based compensation plan |
|  | 2015 |  | 2014
|  | Awards |  | Weighted - Average Grant Date Fair Value |  | Awards |  | Weighted - Average Grant Date Fair Value
Outstanding at beginning of year |  |  | 320,900 |  |  | $ | 2.57 |  |  |  | 247,075 |  |  | $ | 2.18 |
Granted |  |  | 193,800 |  |  |  | 3.16 |  |  |  | 189,900 |  |  |  | 2.88 |
Vested |  |  | (109,250 | ) |  |  | 2.58 |  |  |  | (85,200 | ) |  |  | 2.22 |
Cancelled |  |  | (16,350 | ) |  |  | 2.60 |  |  |  | (30,875 | ) |  |  | 2.28 |
Outstanding at end of year |  |  | 389,100 |  |  | $ | 2.86 |  |  |  | 320,900 |  |  | $ | 2.57 |
Unvested options grants and restricted stock awards |
|  | December 31, 2015 |  | December 31, 2014
Unamortized future compensation expense |  | $ | 1,028,961 |  |  | $ | 896,450 |
Remaining weighted average amortization period in years |  |  | 2.59 |  |  |  | 2.60 |

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