Property and Equipment - Schedule of Depreciation Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Property and Equipment
Depreciation	$ 1,754	$ 1,799
Product costs
Property and Equipment
Depreciation	522	368
Service costs
Property and Equipment
Depreciation	1,047	936
Sales and marketing
Property and Equipment
Depreciation	9	7
Product development
Property and Equipment
Depreciation	13	11
General and administrative
Property and Equipment
Depreciation	$ 163	$ 477