Property and Equipment, Net - Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 52,366	$ 51,443
Less: accumulated depreciation and amortization	(32,480)	(30,387)
Property and equipment, net	19,886	21,056
Vehicles
Property Plant And Equipment [Line Items]
Property and equipment, gross	11,461	10,948
Machinery and Equipment
Property Plant And Equipment [Line Items]
Property and equipment, gross	9,655	9,588
Leasehold Improvements
Property Plant And Equipment [Line Items]
Property and equipment, gross	8,940	9,040
Furniture and Fixtures
Property Plant And Equipment [Line Items]
Property and equipment, gross	8,156	8,031
Computer Equipment and Internal-Use Software
Property Plant And Equipment [Line Items]
Property and equipment, gross	12,154	11,879
Other
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 2,000	$ 1,957