v2.4.0.8

Commitments and Contingencies (Tables) | 9 Months Ended
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Sep. 30, 2014
Costs Related to Credit Facility | As of September 30, 2014, there was no balance owed on the credit facility and the balance available under the revolving credit facility was $50 million.
|  | Three Months Ended September 30, |  |  | Nine months Ended September 30, |
|  | 2014 |  |  | 2013 |  |  | 2014 |  |  | 2013 |
(In thousands): |  |  |  |  |  |  |  |  |  |  |  |
Amortization of debt issuance costs |  | $ | 5 |  |  | $ | 3 |  |  | $ | 15 |  |  | $ | 44 |
Unused line fees |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 74 |
|  | $ | 5 |  |  | $ | 3 |  |  | $ | 15 |  |  | $ | 118 |
Summary of Authorized but Unissued shares | Total authorized but unissued shares were 20,818,660 as of September 30, 2014.
Plan Summary |  | Available for Grant |  |  | Options and Awards Outstanding(2) |  |  | Total Authorized But Unissued |
Amended and Restated 1998 Equity Incentive Plan |  |  | 9,333,879 |  |  |  | 10,708,217 |  |  |  | 20,042,096 |
2001 Supplemental Stock Plan |  |  | 714,637 |  |  |  | 19,216 |  |  |  | 733,853 |
1998 Non-Employee Director Option Plan |  |  | — |  |  |  | 95,000 |  |  |  | 95,000 |
Total Stock Plans |  |  | 10,048,516 |  |  |  | 10,822,433 |  |  |  | 20,870,949 |
Miscellaneous Stock Grant (1) |  |  | (52,289 | ) |  |  | — |  |  |  | (52,289 | )
Total Stock Plans Balance at September 30, 2014 |  |  | 9,996,227 |  |  |  | 10,822,433 |  |  |  | 20,818,660 |
(1) | Board approved stock grant on February 17, 2011 to the beneficiary of a deceased senior executive in recognition of services performed. Also included are 2,289 shares of stock granted to an employee in April 2013.
(2) | Total outstanding at September 30, 2014 includes 8,061,491 of options, 2,156,312 of RSUs and 604,630 of performance-based awards.
Summary of Stock Options Outstanding and Exercisable | All vested stock options are exercisable. The following table summarizes information about stock options outstanding and exercisable as of September 30, 2014:
|  | Options Outstanding |  |  | Options Exercisable |
Range of Exercise Prices |  | Number of Shares |  |  | Weighted- Average Remaining Contractual Life |  |  | Weighted- Average Exercise Price |  |  | Number of Shares |  |  | Weighted- Average Exercise Price |
$1.86-$4.01 |  |  | 1,391,649 |  |  |  | 2.77 years |  |  | $ | 3.45 |  |  |  | 1,380,649 |  |  | $ | 3.44 |
$4.03-$5.09 |  |  | 1,069,881 |  |  |  | 5.17 years |  |  | $ | 4.66 |  |  |  | 964,821 |  |  | $ | 4.69 |
$5.11-$5.45 |  |  | 1,038,900 |  |  |  | 2.97 years |  |  | $ | 5.14 |  |  |  | 1,021,468 |  |  | $ | 5.14 |
$5.47-$5.65 |  |  | 1,772,230 |  |  |  | 7.16 years |  |  | $ | 5.51 |  |  |  | 1,214,970 |  |  | $ | 5.50 |
$5.66-$6.10 |  |  | 1,319,309 |  |  |  | 4.98 years |  |  | $ | 6.04 |  |  |  | 994,693 |  |  | $ | 6.09 |
$6.12-$6.29 |  |  | 147,912 |  |  |  | 4.94 years |  |  | $ | 6.22 |  |  |  | 117,822 |  |  | $ | 6.21 |
$6.30-$6.30 |  |  | 1,040,777 |  |  |  | 7.29 years |  |  | $ | 6.30 |  |  |  | 667,562 |  |  | $ | 6.30 |
$6.33-$7.91 |  |  | 280,833 |  |  |  | 7.70 years |  |  | $ | 6.96 |  |  |  | 155,584 |  |  | $ | 6.79 |
$1.86-$7.91 |  |  | 8,061,491 |  |  |  | 5.24 years |  |  | $ | 5.25 |  |  |  | 6,517,569 |  |  | $ | 5.10 |
Summary of Stock Options Outstanding (Vested and Expected to Vest) and Exercisable |
|  | September 30, 2014 |  |  | September 30, 2013 |
Options Outstanding – Vested and Expected to Vest |  |  |  |  |  |  |  |
Vested and expected to vest, net of expected forfeitures |  |  | 8,010,016 |  |  |  | 9,767,803 |
Aggregate intrinsic value (in thousands) |  | $ | 634 |  |  | $ | 21,474 |
Weighted average exercise price per share |  | $ | 5.24 |  |  | $ | 5.15 |
Weighted average remaining contractual term (in years) |  |  | 5.22 |  |  |  | 5.67 |
Options Exercisable |  |  |  |  |  |  |  |
Options currently exercisable |  |  | 6,517,569 |  |  |  | 7,034,528 |
Aggregate intrinsic value of currently exercisable options (in thousands) |  | $ | 634 |  |  | $ | 17,346 |
Weighted average exercise price per share |  | $ | 5.10 |  |  | $ | 4.89 |
Weighted average remaining contractual term (in years) |  |  | 4.53 |  |  |  | 4.59 |
Summary of Restricted Stock Units | Restricted stock unit activity for the nine months ended September 30, 2014 and 2013:
|  | September 30, 2014 |  |  | September 30, 2013 |
Beginning outstanding balance |  |  | 1,003,812 |  |  |  | 577,374 |
Awarded |  |  | 1,262,500 |  |  |  | 447,500 |
Released |  |  | (55,500 | ) |  |  | (21,062 | )
Forfeited |  |  | (54,500 | ) |  |  | — |
Ending outstanding balance |  |  | 2,156,312 |  |  |  | 1,003,812 |
Weighted Average Grant Date Fair Value of Restricted Stock Units Granted | The weighted average grant date fair value of restricted stock units granted during the nine months ended September 30, 2014 and 2013 were $5.93 and $5.73 per unit, respectively.
|  | Number of Units |  |  | Weighted Average Remaining Contractual Life (years) |  |  | Aggregate Intrinsic Value (thousands) |
Restricted stock units outstanding (1) |  |  | 2,156,312 |  |  |  | 1.19 |  |  | $ | 8,410 |
Restricted stock units vested and expected to vest (2) |  |  | 2,080,553 |  |  |  | 1.56 |  |  | $ | 5,987 |
Restricted stock units vested and deferred (3) |  |  | 545,500 |  |  |  | — |  |  | $ | 2,127 |
(1) | Total outstanding units include all unvested and vested but deferred shares which will be released to the employee upon separation from service.
(2) | Includes shares vested to-date and expected to vest shares which comprises of unvested shares net of expected forfeitures.
(3) | Vested awards with deferral elections to be released to the employee upon separation from service.
Summary of Performance Based Restricted Stock Units | Summary of Performance-Based Restricted Stock Units
|  | September 30, 2014 |  |  | September 30 2013 |
Beginning outstanding balance |  |  | 279,630 |  |  |  | 235,000 |
Awarded |  |  | 325,000 |  |  |  | 125,000 |
Ending outstanding balance |  |  | 604,630 |  |  |  | 360,000 |
Summary of Performance Based Restricted Stock Units | The weighted average grant date fair value of performance-based restricted stock units granted during the nine months ended September 30, 2014 and 2013 were $5.98 and $5.60 per unit, respectively.
|  | Number of Units |  |  | Weighted Average Remaining Contractual Life (years) |  |  | Aggregate Intrinsic Value (thousands) |
Performance-based units outstanding (1) |  |  | 604,630 |  |  |  | 1.40 |  |  | $ | 2,358 |
Performance-based units vested and expected to vest (2) |  |  | 581,138 |  |  |  | 1.37 |  |  | $ | 2,122 |
Performance-based units vested and deferred (3) |  |  | 37,130 |  |  |  | — |  |  | $ | 145 |
(1) | Total outstanding units include all unvested and vested but deferred shares which will be released to the employee upon separation from service.
(2) | Includes shares vested to-date and expected to vest shares which is comprised of unvested shares net of expected forfeitures.
(3) | Vested awards with deferral elections to be released to the employee upon separation from service.

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