Stockholders' Equity (Deficit) (Tables)

9 Months Ended

Sep. 30, 2022

Share-Based Payment Arrangement [Abstract]

Schedule of Stock Option Activity under the Plans

Stock option activity under the Plans for the nine months ended September 30, 2022 was as follows:

	Number of Shares			Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Term (in Years)		Aggregate Intrinsic Value
Balance—December 31, 2021		23,000,872		$	5.62		6.81	$	436,630
Granted		155,764			11.62
Exercised		(3,509,007	)		4.05
Canceled		(832,610	)		7.20
Balance—September 30, 2022		18,815,019		$	5.89		6.11	$	109,247
Options vested		13,714,778		$	3.99		5.49	$	94,689

Schedule of Share-based Compensation, Restricted Stock Units Award Activity

RSU activity for the nine months ended September 30, 2022 was as follows:

	Number of Shares			Weighted-Average Grant Fair Value		Aggregate Intrinsic Value
Unvested balance—December 31, 2021		7,387,288		$	29.68	$	180,545
Granted		14,312,180			15.03
Vested		(1,094,522	)		30.17
Forfeited		(1,082,838	)		28.53
Unvested balance—September 30, 2022		19,522,108		$	18.97	$	210,448

Summary of Stock-Based Compensation Expense in the Consolidated Statements of Operations

Stock-based compensation expense for the three and nine months ended September 30, 2022 and 2021 is classified in the unaudited condensed consolidated statements of operations as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2022		2021		2022		2021
Cost of revenue	$	683	$	527	$	2,072	$	1,537
Research and development		11,675		11,259		34,037		31,650
Sales and marketing		7,630		6,846		21,952		19,504
General and administrative		6,382		4,776		17,792		15,176
Total	$	26,370	$	23,408	$	75,853	$	67,867

Summary of Shares of Common Stock Reserved for Future Issuance

The Company’s common stock reserved for future issuance was as follows:

	September 30, 2022		December 31, 2021
Stock options outstanding		18,815,019		23,000,872
RSUs outstanding		19,522,108		7,387,288
Shares available for future grants		12,918,346		16,905,525
Total shares of common stock reserved		51,255,473		47,293,685