Liabilities - Other Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Payables and Accruals [Abstract]
Contingent consideration liability from acquisitions	$ 0	$ 2,595
Holdback liability from acquisitions	1,789	1,650
Other liabilities	5,637	3,244
Total Other liabilities	$ 7,426	$ 7,489