Employee Benefits and Share-Based Compensation - Summary of compensation expense recognized for share-based compensation (Details 5) - USD ($) $ in Thousands |
12 Months Ended | |||||||
|---|---|---|---|---|---|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
||||||
| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||||||
| Total share-based compensation expense | $ 87,039 | $ 66,414 | $ 42,209 | |||||
| Payroll and related | ||||||||
| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||||||
| Total share-based compensation expense | [1] | 9,455 | 7,793 | 0 | ||||
| Marketing, general and administrative | ||||||||
| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||||||
| Total share-based compensation expense | [2] | $ 77,584 | $ 58,621 | $ 42,209 | ||||
| ||||||||
| 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
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|