Quarterly report pursuant to Section 13 or 15(d)

Contingencies and commitments - Lease Expenses (Details)

v3.4.0.3
Contingencies and commitments - Lease Expenses (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Contingencies and commitments    
Lease expenses $ 425 $ 168