Subsequent events |
12 Months Ended |
|---|---|
Dec. 31, 2016 | |
| Subsequent events | |
| Subsequent events | 18. Subsequent events Equity Incentive Plan In February 2017, we granted approximately 88,000 time-based RSUs to certain executive officers that vest quarterly over three years of continuous service and approximately 88,000 performance-based RSUs (assuming at-target achievement) that vest upon achievement of performance objectives through December 31, 2018. 662/3% of the performance-based RSUs will vest on a determination date not to exceed March 15, 2019, another 81/3% will vest on May 1, 2019, and an additional 81/3% will vest quarterly thereafter upon completion of continuous service. We also granted approximately 304,000 time-based RSUs to non-executive personnel that will vest quarterly over three years of continuous service. The grants were made pursuant to our 2011 Plan. |