Annual report pursuant to Section 13 and 15(d)

Fair Value Measurement - Fair Value of Contingent Liabilities (Details)

v3.10.0.1
Fair Value Measurement - Fair Value of Contingent Liabilities (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2018
USD ($)
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]  
Contingent consideration liabilities balance at the beginning of year $ 0
Contingent consideration issued in connection with acquisitions 918
Loss on change in fair value 44
Contingent consideration liabilities balance at the end of year $ 962