Property and Equipment, Net (Tables)

12 Months Ended

Dec. 31, 2021

Property, Plant and Equipment [Abstract]

Schedule of Property and Equipment, Net

Depreciation and amortization is computed using the straight-line method over the estimated useful lives of the assets, as follows:

Property and Equipment	Estimated Useful Life
Electronic equipment	1-4 years
Vehicles	5-6 years
Office and other equipment	4-6 years
Leasehold improvements	Shorter of lease term or estimated useful life of the asset

Property and equipment as of December 31, 2020 and 2021 were as follows (in thousands):

	As of December 31,
	2020		2021
Electronic equipment	$	11,429	$	12,761
Office and other equipment	6,152		9,423
Vehicles	12,775		21,043
Leasehold improvements	7,340		11,984
Construction in progress	225		5,258
Property and equipment, gross	37,921		60,469
Accumulated depreciation and amortization	(15,805)		(24,416)
Property and equipment, net	$	22,116	$	36,053