Stock-Based Compensation Plans |
9 Months Ended |
|---|---|
Sep. 30, 2016 | |
| Disclosure of Compensation Related Costs, Share-based Payments [Abstract] | |
| Stock-Based Compensation Plans | Stock-Based Compensation Plans The Company recorded $2,048,817 and $11,158,738 in total stock-based compensation expense with corresponding income tax benefits of $776,092 and $4,226,930 for the three and nine months ended September 30, 2016, respectively. For the three and nine months ended September 30, 2015, the Company recorded $4,706,489 and $9,211,324 in total stock-based compensation expense with corresponding income tax benefits of $1,763,992 and $3,437,654, respectively. During the nine months ended September 30, 2016 and 2015, the Company did not grant any stock options. The Company granted 251,221 and 677,091 shares of restricted stock to various employees during the nine months ended September 30, 2016 and 2015, respectively. In 2014, the Company initiated a performance and market-based stock incentive plan for certain executives that provides vesting based on specific financial and market-based performance measurements. The Company granted 91,612 and 69,213 shares of performance and market-based stock during the nine months ended September 30, 2016 and 2015, respectively. |