Stock-Based Compensation (Exp) (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Sep. 30, 2016 |
Sep. 30, 2015 |
Sep. 30, 2016 |
Sep. 30, 2015 |
May 13, 2015 |
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| Summary of employee stock-based compensation expense | |||||
| Stock-based compensation expense | $ 7,554 | $ 3,408 | $ 25,872 | $ 10,157 | |
| Tax effect on stock-based compensation expense | (3,022) | (1,363) | (10,349) | (4,063) | |
| Net effect on income | $ 4,532 | $ 2,045 | $ 15,523 | $ 6,094 | |
| Increase number of shares reserved for delivery | 2,700,000 | ||||
| X | ||||||||||
- Definition Represents the increase (decrease) in maximum number of shares available for grant. No definition available.
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| X | ||||||||||
- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition The amount of expense, net of income tax, recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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