Net Loss Per Share - Schedule of Antidilutive Securities Excluded from Computation of EPS (Details) - shares	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive common stock awards not included in earnings per share calculation (in shares)	34,597,070	20,892,587
Shares subject to outstanding common stock options and employee stock purchase plan
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive common stock awards not included in earnings per share calculation (in shares)	4,514,229	4,291,829
Restricted stock units
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive common stock awards not included in earnings per share calculation (in shares)	5,246,300	3,063,156
Conversion option of the Notes | 2024 Notes
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive common stock awards not included in earnings per share calculation (in shares)	5,961,186	5,961,186
Conversion option of the Notes | 2026 Notes
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive common stock awards not included in earnings per share calculation (in shares)	6,879,283	6,879,283
Fair Value Earnout
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive common stock awards not included in earnings per share calculation (in shares)	11,996,072	697,133