Telematics Devices, Improvements, and Equipment, Net (Details) $ in Thousands	Dec. 31, 2021 USD ($) vendor device	Dec. 31, 2020 USD ($) device
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 22,595	$ 24,019
Accumulated depreciation and amortization	(8,941)	(11,303)
Telematics devices, improvements and equipment, net	13,654	12,716
Telematics devices
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 12,506	$ 14,018
Number of vendors | vendor	1
Number of devices available to send to policyholders | device	74,500	49,200
Equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 2,692	$ 2,677
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 7,397	$ 7,324