| | | 2013 | | 2012 | | 2011 | | |||
| Weighted-average grant-date fair value per share | | $ | - | | $ | 3.86 | | $ | 3.79 | |
| Total intrinsic value of stock options exercised | | $ | 605,000 | | $ | 9,000 | | $ | 465,000 | |
| Total fair value of stock options vested | | $ | 583,000 | | $ | 517,000 | | $ | - | |