Condensed Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Convertible Preferred Stock Shares Authorized		42,066,830
Convertible Preferred Stock Shares Issued		19,877,219
Convertible Preferred Stock Shares Outstanding		19,877,219
Convertible Preferred Stock, Liquidation Preference		$ 62,984
Preferred stock, par or stated value per share	$ 0.0001	$ 0.0001
Preferred stock, shares authorized	10,000,000	0
Preferred Stock, Shares Issued	0	0
Preferred Stock, Shares Outstanding	0	0
Common Stock Par Value	$ 0.0001	$ 0.0001
Common Shares Authorized	300,000,000	50,500,000
Common Shares Issued	40,470,323	419,124
Common Shares Outstanding	40,470,323	419,124
Series A Convertible Preferred Stock [Member]
Convertible Preferred Stock Par Value	$ 0.0001	$ 0.0001
Convertible Preferred Stock Shares Authorized	0	711,203
Convertible Preferred Stock Shares Issued	0	477,297
Convertible Preferred Stock Shares Outstanding	0	477,297
Convertible Preferred Stock, Liquidation Preference		$ 1,067
Series A-1 Convertible Preferred Stock [Member]
Convertible Preferred Stock Par Value	$ 0.0001	$ 0.0001
Convertible Preferred Stock Shares Authorized	0	11,898,177
Convertible Preferred Stock Shares Issued	0	7,537,879
Convertible Preferred Stock Shares Outstanding	0	7,537,879
Convertible Preferred Stock, Liquidation Preference		$ 16,847
Series B Convertible Preferred Stock [Member]
Convertible Preferred Stock Par Value	$ 0.0001	$ 0.0001
Convertible Preferred Stock Shares Authorized	0	29,457,450
Convertible Preferred Stock Shares Issued	0	11,862,043
Convertible Preferred Stock Shares Outstanding	0	11,862,043
Convertible Preferred Stock, Liquidation Preference		$ 45,070