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Share-Based Payments (Tables) | 6 Months Ended
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Jun. 30, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Summary of Grants of RSUs | The following table summarizes the grants of RSUs during the six months ended June 30, 2013:
Type | Date |  | Shares |  | RSUs |  | Estimate Fair Value on Grant Date |  | Initial Vesting |  | Final Vesting
Grant | February 2013 |  | 20,000 |  |  | — |  |  | $ | 352 |  |  | December 2013 |  | December 2015
Grant | February 2013 |  | — |  |  | 180,000 |  |  | 3,166 |  |  | December 2013 |  | December 2015
Grant | April 2013 |  | 11,304 |  |  | — |  |  | 200 |  |  | July 2013 |  | April 2016
Grant | May 2013 |  | — |  |  | 15,000 |  |  | 261 |  |  | December 2013 |  | December 2015
Total |  |  | 31,304 |  |  | 195,000 |  |  |  |  |  |  |
Summary of Expected Restricted Common Stock and RSU Vesting Dates | Below is a summary of expected restricted common stock and RSU vesting dates as of June 30, 2013.
Vesting Date | Shares Vesting |  | RSU Vesting |  | Total Awards
July 2013 | 3,417 |  |  | 834 |  |  | 4,251 |
October 2013 | 2,925 |  |  | 416 |  |  | 3,341 |
December 2013 | 6,664 |  |  | 63,327 |  |  | 69,991 |
January 2014 | 2,504 |  |  | 93,335 |  |  | 95,839 |
March 2014 | — |  |  | 6,667 |  |  | 6,667 |
April 2014 | 2,508 |  |  | 417 |  |  | 2,925 |
July 2014 | 2,240 |  |  | — |  |  | 2,240 |
October 2014 | 1,736 |  |  | — |  |  | 1,736 |
December 2014 | 6,668 |  |  | 63,332 |  |  | 70,000 |
January 2015 | 1,744 |  |  | — |  |  | 1,744 |
March 2015 | — |  |  | 6,667 |  |  | 6,667 |
April 2015 | 1,744 |  |  | — |  |  | 1,744 |
July 2015 | 1,444 |  |  | — |  |  | 1,444 |
October 2015 | 944 |  |  | — |  |  | 944 |
December 2015 | 6,668 |  |  | 63,341 |  |  | 70,009 |
January 2016 | 944 |  |  | — |  |  | 944 |
April 2016 | 944 |  |  | — |  |  | 944 |
| 43,094 |  |  | 298,336 |  |  | 341,430 |

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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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- Definition Tabular disclosure of the total compensation cost related to nonvested awards not yet recognized and the weighted-average period over which it is expected to be recognized. + 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 (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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