|
Subsequent events (Details) (RSUs)
|
12 Months Ended | 0 Months Ended | |
|---|---|---|---|
|
Dec. 31, 2014
|
Dec. 31, 2013
|
Mar. 31, 2015
|
|
| Subsequent events | |||
| Issued (in shares) | 1,650,000 | 799,000 | |
| Subsequent Event | Executive and non executive personnel | |||
| Subsequent events | |||
| Issued (in shares) | 1,264,608 | ||