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Stock-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2016
Stock-Based Compensation [Abstract] |
Summary of inputs to option valuation model for options granted | The following table summarizes the inputs to the option valuation model for the options granted during the years ended December 31, 2016 and 2015:
|  | 2016 |  |  | 2015 |
Expected volatility |  |  | 31 | % |  |  | 32% – 50 | %
Dividend rate |  |  | 0 | % |  |  | 0 | %
Expected term (in years) |  |  | 3.25 – 3.55 |  |  |  | 3.55 |
Risk-free rate |  |  | 0.92% – 1.49 | % |  |  | 1.06% – 1.25 | %
Forfeiture rate |  |  | 0% – 25 | % |  |  | 0% – 10 | %
Information about stock options outstanding and exercisable | The following table summarizes information about stock options outstanding and exercisable at December 31, 2016 as well as activity during the year then ended:
|  | Number of Stock Options |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Term |  |  | Aggregate Intrinsic Value |
Outstanding at December 31, 2015 |  |  | 194,726 |  |  |  | 9.27 |  |  |  |  |  | $ | — |
Granted during 2016 |  |  | 64,442 |  |  |  | 4.61 |  |  |  |  |  |  | — |
Exercised during 2016 |  |  | — |  |  |  | — |  |  |  |  |  |  | — |
Forfeited during 2016 |  |  | (82,824 | ) |  |  | 14.94 |  |  |  |  |  |  | — |
Expired during 2016 |  |  | — |  |  |  | — |  |  |  |  |  |  | — |
Outstanding at December 31, 2016 |  |  | 176,344 |  |  | $ | 4.90 |  |  |  | 3.4 |  |  | $ | — |
Exercisable at December 31, 2016 |  |  | 79,733 |  |  | $ | 5.06 |  |  |  | 2.8 |  |  | $ | — |
The weighted-average grant-date fair value of options granted during the years 2016 and 2015 was $1.04 and $0.99, respectively. As of December 31, 2016, there was approximately $56,000 of total unrecognized compensation expense related to unvested share-based compensation arrangements.
Restricted stock grants outstanding and activity | The following table summarizes information about the Company's unvested stock awards as of December 31, 2016, as well as activity during the year then ended:
|  | Number of Stock Awards |  |  | Weighted Average Grant Date Fair Value |
Unvested at December 31, 2015 |  |  | 845 |  |  | $ | 5.81 |
Granted during 2016 |  |  | 11,952 |  |  |  | 5.02 |
Vested during 2016 |  |  | (12,797 | ) |  |  | 5.07 |
Forfeited during 2016 |  |  | — |  |  |  | — |
Unvested at December 31, 2016 |  |  | — |  |  | $ | — |
As of December 31, 2016, there were no unvested share-based compensation arrangements granted under the Amended and Restated 2011 Incentive Plan. The total fair value of shares vested during the year ended December 31, 2016, was approximately $65,000.

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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + 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 (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + 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 (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&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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