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Share-Based Payments (Tables) | 6 Months Ended
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Jun. 30, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Schedule of Share-based Compensation, Restricted Stock Units Award Activity | The following table summarizes the activity related to restricted common stock and RSUs during the six months ended June 30, 2017:
| Type | Date |  | Restricted Stock |  | RSUs |  | Estimated Fair Value on Grant Date |  | Initial Vesting |  | Final Vesting
Outstanding at December 31, 2016 |  | 150,110 |  |  | 1,703,775 |  |  |  |  |  |  |
| Cancelled upon delivery | January 2017 |  | — |  |  | (332,349 | ) |  | n/a |  |  | n/a |  | n/a
| Vested | January 2017 |  | (5,161 | ) |  | — |  |  | n/a |  |  | n/a |  | n/a
| Forfeiture | March 2017 |  | — |  |  | (1,971 | ) |  | n/a |  |  | n/a |  | n/a
| Vested | April 2017 |  | (5,164 | ) |  |  |  | n/a |  |  | n/a |  | n/a
| Grant | April 2017 |  | 14,674 |  |  | — |  |  | $ | 275 |  |  | April 2018 |  | April 2020
| Canceled upon delivery | May 2017 |  | — |  |  | (1,971 | ) |  | n/a |  |  | n/a |  | n/a
Outstanding at June 30, 2017 |  | 154,459 |  |  | 1,367,484 |  |  |  |  |  |  |
Summary of Grants, Exchanges and Forfeitures of Restricted Stock and RSUs | Below is a summary of restricted stock and RSU vesting dates as of June 30, 2017.
Vesting Date | Restricted Stock Vesting |  | RSU Vesting |  | Total Awards
July 2017 | 4,004 |  |  | 544 |  |  | 4,548 |
October 2017 | 3,997 |  |  | — |  |  | 3,997 |
December 2017 | 53,923 |  |  | 601,218 |  |  | 655,141 |
January 2018 | 2,749 |  |  | — |  |  | 2,749 |
April 2018 | 7,645 |  |  | — |  |  | 7,645 |
June 2018 | — |  |  | 544 |  |  | 544 |
July 2018 | 1,420 |  |  | — |  |  | 1,420 |
October 2018 | 1,424 |  |  | — |  |  | 1,424 |
December 2018 | 41,670 |  |  | 484,066 |  |  | 525,736 |
January 2019 | 1,419 |  |  | — |  |  | 1,419 |
April 2019 | 6,314 |  |  | — |  |  | 6,314 |
December 2019 | 25,000 |  |  | 281,112 |  |  | 306,112 |
April 2020 | 4,894 |  |  | — |  |  | 4,894 |
| 154,459 |  |  | 1,367,484 |  |  | 1,521,943 |

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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited 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=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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