Balance Sheet Components

12 Months Ended

Dec. 31, 2021

Organization, Consolidation and Presentation of Financial Statements [Abstract]

5. Balance Sheet Components

Property and Equipment, Net

The cost and accumulated depreciation and amortization of property and equipment were as follows (in thousands):


	December 31, 2021			December 31, 2020
Computers and equipment	$	4,541		$	2,640
Furniture and fixtures		1,322			1,360
Purchased software		26			26
Leasehold improvements		459			136
Internal-use software		8,024			4,016
Construction in progress		5,140			1,183
Property and equipment, at cost	$	19,512		$	9,361
Less: Accumulated depreciation and amortization		(5,084	)		(2,643	)
Property and equipment, net	$	14,428		$	6,718

Depreciation and amortization expense was $3.6 million, $1.6 million and $1.2 million for the years ended December 31, 2021, 2020, and 2019, respectively.

Accrued Expenses and Other Liabilities

Accrued expenses and other liabilities consisted of the following (in thousands):


	December 31, 2021		December 31, 2020
Accrued compensation and benefits	$	27,703	$	4,240
Employee contributions under ESPP		19,247		-
Accrued expenses		17,452		7,225
Accrued commissions		13,734		10,189
Accrued payroll taxes		8,681		6,756
Other liabilities		12,157		5,301
Total accrued expenses and other liabilities	$	98,974	$	33,711