Stockholders Equity (Deficit) (Tables)

12 Months Ended

Dec. 31, 2021

Equity [Abstract]

Summary of Preferred Units

The following table summarizes information related to issuance of the Company’s preferred stock (in thousands, except number of shares and per share amounts):

	As of December 31, 2020
	Par Value		Date of Issuance	Shares Price at Issuance		Shares Authorized(1)		Shares Issued and Outstanding(1)		Liquidation Preference		Carrying Value (2) Share Capital
Series A	$	0.001	Feb-2000	$	40.81		355,921		355,903	$	14,523	$	13,535
Series B	$	0.001	May-2003	$	9.07		1,741,452		1,741,399		15,795		39,715
Series C	$	0.001	Feb-2007	$	12.92		1,168,344		1,168,311		15,086		28,136
Series D	$	0.001	Aug-2009	$	18.08		663,808		663,728		12,000		18,503
Series E	$	0.001	Oct-2011	$	20.66		353,339		353,327		7,300		10,350
Series F	$	0.001	May-2012	$	25.83		507,744		499,159		12,891		18,305
Series G	$	0.001	Jun-2015	$	12.40		5,832,685		5,788,878		71,759		135,682
Series H	$	0.001	Feb-2017	$	12.40		5,949,499		3,805,567		47,174		89,074
							16,572,792		14,376,272	$	196,528	$	353,300

(1) The shares authorized, issued and outstanding do not reflect any anti-dilution provisions of Series C, Series D, Series E and Series F as a result of the Series G financing.

(2) The carrying value reflects the gross proceeds received from the sale of the preferred stock less issuance costs and the fair value at issuance of preferred stock warrants classified as a liability, plus accretion of redemption value.

Summary Of Common Stock Equivalent Of Preferred Stock Due To Anti Dilution Provisions

The following table shows the common stock equivalent of preferred stock which was converted as a result of the anti-dilution provisions enacted during the Series G financing.

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	Fully Diluted on Conversion (1)
Converted Shares	12/31/2020
Series A		355,903
Series B		1,741,399
Series C		1,197,590
Series D		772,963
Series E		429,766
Series F		758,941
Series G		5,788,878
Series H		3,805,567
Total		14,851,007
(1) Excludes preferred stock warrants see Note 11 – Convertible Preferred Stock Warrants.

Summary of Common Stock Reserved For Future Issuance

Common stock reserved for future issuance consisted of the following:

	December 31, 2021		December 31, 2020
Conversion of preferred stock		—		14,851,007
Preferred stock warrants		—		225,945
Common stock warrant		—		1
Stock options issued and outstanding under the 2006, 2015 and 2021 plans		5,754,005		4,201,935
Restricted stock units		640,479		—
Employee stock purchase plan		484,027		—
Total shares of common stock issued or reserved		6,878,511		19,278,888