Organization and Description of Business - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
	Sep. 17, 2021	Dec. 31, 2021	Sep. 12, 2021	Dec. 31, 2020
Organization And Description Of Business [Line Items]
Aggregate net proceeds from initial public offering		$ 214,707
Convertible preferred stock, shares issued upon conversion	19,756,590		19,756,590
Number of outstanding profit interest units converted into common stock	2,361,520
Number of shares subject to certain vesting conditions	1,141,403
Common Stock, Shares Authorized	500,000,000
Common Stock, Par or Stated Value Per Share	$ 0.0001
Preferred Stock, Shares Authorized	10,000,000	10,000,000		0
Preferred Stock, Par or Stated Value Per Share	$ 0.0001	$ 0.0001		$ 0.0001
Reverse stock split, description		On September 2, 2021, DiCE LLC Board approved a reverse split of the Company’s units at a 1-for- 4 ratio (the “Reverse Stock Split”).
Accumulated deficit		$ 103,707		$ 54,748
Cash, cash equivalents and marketable securities		$ 319,300
Series A-1 Convertible Preferred Units
Organization And Description Of Business [Line Items]
Convertible preferred stock, shares issued upon conversion	1
Series A-2 Convertible Preferred Units
Organization And Description Of Business [Line Items]
Convertible preferred stock, shares issued upon conversion	1
Series B Convertible Preferred Units
Organization And Description Of Business [Line Items]
Convertible preferred stock, shares issued upon conversion	1
Series C Convertible Preferred Units
Organization And Description Of Business [Line Items]
Convertible preferred stock, shares issued upon conversion	1
Series C-1 Convertible Preferred Units
Organization And Description Of Business [Line Items]
Convertible preferred stock, shares issued upon conversion	1
Common Stock
Organization And Description Of Business [Line Items]
Convertible common stock, shares issued upon conversion	1
Initial Public Offering | Common Stock
Organization And Description Of Business [Line Items]
Number of shares issued in transaction	13,800,000
Shares issued price per share	$ 17.00
Aggregate net proceeds from initial public offering	$ 214,700
Underwriters' Option to Purchase Additional Shares | Common Stock
Organization And Description Of Business [Line Items]
Number of shares issued in transaction	1,800,000