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Organization and Basis of Presentation (Details) $ / shares in Units, $ in Millions | 1 Months Ended
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Sep. 30, 2019 USD ($) $ / shares shares
Class A common stock |
Class of Stock [Line Items] |
Conversion of redeemable convertible preferred stock to common stock upon initial public offering (in shares) | 31,381,152
Series D, Redeemable Convertible Preferred Stock |
Class of Stock [Line Items] |
Conversion of redeemable convertible preferred stock to common stock upon initial public offering (in shares) | (31,381,152)
Series A, Series B, And Series C, Redeemable Convertible Preferred Stock |
Class of Stock [Line Items] |
Conversion of redeemable convertible preferred stock to common stock upon initial public offering (in shares) | (134,276,690)
Class B common stock |
Class of Stock [Line Items] |
Conversion of redeemable convertible preferred stock to common stock upon initial public offering (in shares) | 134,276,690
Initial Public Offering | Class A common stock |
Class of Stock [Line Items] |
Shares issued in initial public offering (in shares) | 40,250,000
Aggregate proceeds received from initial public offering, net of underwriters' discounts and commissions | $ | $ 565.0
Underwriters' Option | Class A common stock |
Class of Stock [Line Items] |
Shares issued in initial public offering (in shares) | 5,250,000
Price per share in initial public offering (in dollars per share) | $ / shares | $ 15.00
Former Employees | Class A common stock | Conversion of Class B Common Stock To Class A Common Stock |
Class of Stock [Line Items] |
Conversion of redeemable convertible preferred stock to common stock upon initial public offering (in shares) | 15,198,587
Former Employees | Class B common stock | Conversion of Class B Common Stock To Class A Common Stock |
Class of Stock [Line Items] |
Conversion of redeemable convertible preferred stock to common stock upon initial public offering (in shares) | 15,198,587

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