Balance Sheet Components (Tables)

9 Months Ended

Sep. 30, 2021

Balance Sheet Related Disclosures [Abstract]

Schedule of Property and Equipment, Net

Property and equipment, net as of December 31, 2020 and September 30, 2021, was as follows (in thousands):

	As of
	December 31, 2020		September 30, 2021
Electronic equipment	$	11,429	$	12,396
Office and other equipment	6,152		8,975
Vehicles	12,775		16,369
Leasehold improvements	7,340		10,542
Construction in progress	225		2,985
Property and equipment, gross	37,921		51,267
Accumulated depreciation and amortization	(15,805)		(21,848)
Property and equipment, net	$	22,116	$	29,419

Schedule of Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities as of December 31, 2020 and September 30, 2021 were as follows (in thousands):

	As of
	December 31, 2020		September 30, 2021
Accrued payroll	$	11,941	$	24,604
Accrued professional fees	7,865		3,254
Other	3,155		5,248
Accrued expenses and other current liabilities	$	22,961	$	33,106