Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Value-added tax and income tax receivables	$ 1,786	$ 1,312
Fair value of derivative assets	655	583
Prepaid insurance	402	659
Prepaid support contracts	555	443
Prepaid service providers	1,606	1,765
Prepaid advertising	404	680
Other prepaid expenses and other current assets	412	620
Total prepaid expenses and other current assets	$ 5,820	$ 6,062