Summary of Significant Accounting Policies - Options (Details) - shares |
6 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|
Jun. 30, 2016 |
Dec. 31, 2015 |
Jun. 30, 2015 |
Jun. 30, 2014 |
Jun. 30, 2013 |
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| Summary of Significant Accounting Policies | |||||
| Number of options granted (in shares) | 15,343,797 | 0 | 21,779,577 | 5,627,700 | 4,037,500 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Gross number of share options (or share units) granted during the period. No definition available.
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