Property and Equipment, Net - Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Property, Plant and Equipment
Total, at cost	$ 58,170	$ 51,621
Less: Accumulated Depreciation and Amortization, Property, Plant, and Equipment	(23,290)	(18,893)
Property, Plant and Equipment, Net	34,880	32,728
Building
Property, Plant and Equipment
Total, at cost	9,211	11,315
Land
Property, Plant and Equipment
Total, at cost	2,114	2,114
Office Equipment
Property, Plant and Equipment
Total, at cost	3,204	3,260
Computer Equipment
Property, Plant and Equipment
Total, at cost	40,676	33,219
Leasehold Improvements
Property, Plant and Equipment
Total, at cost	749	20
Vehicles
Property, Plant and Equipment
Total, at cost	$ 2,216	$ 1,693