v3.2.0.727
Fair value measurement (Details 2) - Contingent consideration - Endeka
$ in Thousands
6 Months Ended
Jun. 30, 2015
USD ($)
Reconciliation between the beginning and ending balances related to the fair value of contingent consideration  
Beginning balance, January 1, 2015 $ 131
Change in fair value (114)
Payment of contingent consideration (17)
Balance, June 30, 2015 $ 0