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Stock-Based Compensation (Tables) | 6 Months Ended
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Jun. 30, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Allocation of Compensation Expense | Total stock-based compensation expense for the three and six months ended June 30, 2017 and 2016 was as follows:
|  | Three Months Ended June 30, |  | Six Months Ended June 30,
(in thousands) |  | 2017 |  | 2016 |  | 2017 |  | 2016
Restricted stock award expense |  | $ | 367 |  |  | $ | 584 |  |  | $ | 805 |  |  | $ | 982 |
Stock option expense |  | 165 |  |  | 103 |  |  | 300 |  |  | 139 |
PSU expense |  | 34 |  |  | 125 |  |  | 68 |  |  | 316 |
SAR expense |  | — |  |  | 95 |  |  | — |  |  | 106 |
Total stock-based compensation expense |  | $ | 566 |  |  | $ | 907 |  |  | $ | 1,173 |  |  | $ | 1,543 |
Schedule of Unrecognized Compensation Cost | The amount of unrecognized compensation cost as of June 30, 2017, and the expected weighted-average period over which the cost will be recognized is as follows:
|  | As of June 30, 2017
(in thousands) |  | Unrecognized Compensation Cost |  | Expected Weighted-Average Period of Recognition (in years)
Restricted stock award expense |  | $ | 2,043 |  |  | 2.52 |
Stock option expense |  | 431 |  |  | 1.15 |
PSU expense |  | 69 |  |  | 0.51 |
Total unrecognized stock-based compensation expense |  | $ | 2,543 |  |  | 2.23 |
Summary of Restricted Stock Activity | A summary of restricted stock award activity under the Company's various stock compensation plans for the six months ended June 30, 2017 is presented below:
|  | Shares |  | Weighted- Average Grant Date Fair Value
Non-vested at January 1, 2017 |  | 297,347 |  |  | $ | 8.03 |
Granted |  | 159,092 |  |  | $ | 9.58 |
Vested |  | (183,450 | ) |  | $ | 7.94 |
Forfeited |  | (1,202 | ) |  | $ | 9.01 |
Non-vested at June 30, 2017 |  | 271,787 |  |  | $ | 9.00 |
Summary of Option Activity | A summary of option activity for the six months ended June 30, 2017 is presented below:
|  | Number of Options Outstanding and Exercisable |  | Weighted- Average Exercise Price |  | Aggregate Intrinsic Value |  | Weighted- Average Remaining Contractual Term (in years)
Options outstanding, January 1, 2017 |  | 632,446 |  |  | $ | 11.61 |  |  |  |  |
Options granted |  | — |  |  | — |  |  |  |  |
Options exercised |  | — |  |  | — |  |  |  |  |
Options expired / forfeited |  | — |  |  | — |  |  |  |  |
Options outstanding, June 30, 2017 |  | 632,446 |  |  | $ | 11.61 |  |  | $ | 167 |  |  | 2.67
Options exercisable as of June 30, 2017 |  | 251,114 |  |  | $ | 13.38 |  |  | $ | 67 |  |  | 2.85
Schedule of Award Activity | A summary of PSU activity for the six months ended June 30, 2017 is presented below:
|  | Units |  | Weighted- Average Grant Date Fair Value
Non-vested at January 1, 2017 |  | 49,516 |  |  | $ | 25.20 |
Granted |  | — |  |  | — |
Vested / Settled (1) |  | (30,110 | ) |  | $ | (28.59 | )
Forfeited / Canceled |  | — |  |  | — |
Non-vested at June 30, 2017 |  | 19,406 |  |  | $ | 19.95 |
(1) The number of units shown in the table above are based on target performance. The final number of shares of common stock issued may vary depending on the achievement of market conditions established within the awards, which could result in the actual number of shares issued ranging from zero to a maximum of two times the number of units shown in the above table.
Schedule of Performance-Based Units, Settled | The following table shows the PSU's that were settled by issuing shares of the Company's common stock relative to a broad stock index and a peer group performance index.
|  | Year of Grant |  | Net Number of Issued Shares upon Vesting |  | Shares Withheld to Settle Tax Withholding Obligations |  | TSR Multiple Range |  | Russell 3000 Multiple
|  |  |  |  | Low |  | High |  | Low |  | High
Six Months Ended June 30, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 2014 |  | 6,476 |  |  | 3,573 |  |  | 0.75 |  |  | 1.00 |  |  | — |  |  | — |
|  | 2015 |  | 3,869 |  |  | 2,310 |  |  | 0.60 |  |  | 0.60 |  |  | — |  |  | — |
Six Months Ended June 30, 2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 2013 |  | 28,566 |  |  | 1,572 |  |  | 0.63 |  |  | 1.00 |  |  | — |  |  | — |
|  | 2014 |  | 11,487 |  |  | — |  |  | 0.63 |  |  | 0.63 |  |  | — |  |  | — |
|  | 2015 |  | 13,529 |  |  | — |  |  | 0.50 |  |  | 0.50 |  |  | — |  |  | — |

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- Definition Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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