Description of Business and Basis of Presentation (Details) $ / shares in Units, $ in Millions	1 Months Ended	3 Months Ended	9 Months Ended
	Sep. 30, 2019 USD ($) $ / shares shares	Mar. 31, 2020 shares	Mar. 31, 2020 USD ($) segment shares
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of reportable segments | segment			3
Class of Stock [Line Items]
Offering costs | $			$ 6.3
Common Stock
Class of Stock [Line Items]
Stock converted (in shares)	25,301,604
Redeemable Convertible Preferred Stock
Class of Stock [Line Items]
Conversion of redeemable convertible preferred stock to common stock (in shares)	210,640,629	210,640,629	210,600,000
Class B Common Stock | Common Stock
Class of Stock [Line Items]
Shares issued after conversion (in shares)	25,301,604
Conversion of redeemable convertible preferred stock to common stock (in shares)	210,640,629	210,640,629
Initial Public Offering
Class of Stock [Line Items]
Aggregate proceeds received from initial public offering, net of underwriters' discounts and commissions | $	$ 1,200.0
Offering costs | $	$ 6.3
Initial Public Offering | Class A Common Stock
Class of Stock [Line Items]
Shares issued in initial public offering (in shares)	43,448,275
Price per share in initial public offering (in dollars per share) | $ / shares	$ 29.00