Net Income (Loss) Per Share Attributable to Common Stockholders - Antidilutive Securities (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Class A
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share, amount (in shares)		53,171,000		53,171,000
Class B
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share, amount (in shares)		32,526,000		32,526,000
Stock options, restricted stock, and employee stock purchase plan | Class A
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share, amount (in shares)	35,229,000	53,171,000	45,152,000	53,171,000
Stock options, restricted stock, and employee stock purchase plan | Class B
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share, amount (in shares)	21,468,000	30,626,000	24,835,000	30,626,000
Warrants to purchase Class B common stock | Class A
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share, amount (in shares)		0		0
Warrants to purchase Class B common stock | Class B
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share, amount (in shares)		1,900,000		1,900,000