Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Service Agreements (Details)

v3.19.2
Commitments and Contingencies - Service Agreements (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Aug. 06, 2015
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2011
Service Agreements            
Term of agreement 5 years          
Amount required to pay for execution of the agreement           $ 151
Cost of goods sold            
Service Agreements            
Service agreement license fees   $ 574 $ 454 $ 1,057 $ 873