Accrued Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Payables and Accruals [Abstract]
Accrued broadcaster fees, net of breakage	$ 8,730	$ 5,350
Accrued professional fees	1,416	1,889
Accrued employee-related costs	5,501	4,803
Accrued service providers	1,007	940
Accrued advertising	1,955	2,315
Accrued current tax payable	755	1,209
Accrued value-added, sales, use and other taxes	2,395	1,472
Contingent consideration	939	0
Other accrued expenses	2,108	2,112
Total accrued liabilities	$ 24,806	$ 20,090