Stockholders' Equity (Details)	9 Months Ended
	Sep. 30, 2020 vote $ / shares shares	Dec. 31, 2019 shares	Sep. 30, 2019 shares
Class of Stock [Line Items]
Preferred stock par value (in dollars per share) | $ / shares	$ 0.0001
Preferred stock, shares authorized (in shares)	100,000,000	100,000,000
Preferred stock, shares issued (in shares)	0		0
Preferred stock, shares outstanding (in shares)	0
IPO Anniversary threshold	7 years
Class A common stock
Class of Stock [Line Items]
Stock par value (in dollars per share) | $ / shares	$ 0.0001
Common stock, shares authorized (in shares)	1,000,000,000
Common stock, number of votes per share | vote	1
Shares of Class A common stock issued upon conversion of Class B common stock (in shares)	1
Class B common stock
Class of Stock [Line Items]
Stock par value (in dollars per share) | $ / shares	$ 0.0001
Common stock, shares authorized (in shares)	250,000,000
Common stock, number of votes per share | vote	10
Percentage of written consent of shareholders (percent)	67.00%
Common stock, number of shares outstanding as a percentage of total shares outstanding (percent)	10.00%
Common stock, shares beneficially owned as a percentage of shares beneficially owned immediately prior to completion of the initial public offering (percent)	50.00%