CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - $ / shares	Mar. 31, 2020	Dec. 31, 2019
Class of Stock [Line Items]
Preferred stock, par value (in USD per share)	$ 0.0000001	$ 0.0000001
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	0
Class A
Class of Stock [Line Items]
Common stock, par value (in USD per share)	$ 0.0000001	$ 0.0000001
Common stock, shares authorized (in shares)	1,000,000,000	1,000,000,000
Common stock, shares issued (in shares)	359,142,301	352,386,562
Common stock, shares outstanding (in shares)	359,142,301	352,386,562
Class B
Class of Stock [Line Items]
Common stock, par value (in USD per share)	$ 0.0000001	$ 0.0000001
Common stock, shares authorized (in shares)	500,000,000	500,000,000
Common stock, shares issued (in shares)	79,621,335	80,410,158
Common stock, shares outstanding (in shares)	79,621,335	80,410,158