CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Millions		Sep. 30, 2024	Dec. 31, 2023
Accounts receivable, allowance for doubtful accounts		$ 5	$ 4
Assets	[1]	5,785	6,085
Liabilities	[1]	5,436	5,864
Consolidated VIEs
Assets		76	85
Liabilities		23	23
Consolidated VIEs | Nonrecourse
Liabilities		$ 17	$ 17
Class A Common Stock
Common stock, par value (in dollars per share)		$ 0.01	$ 0.01
Common stock, shares authorized (in shares)		500,000,000	500,000,000
Common stock, shares issued (in shares)		42,584,090	39,737,682
Common stock, shares outstanding (in shares)		42,584,090	39,737,682
Class B Common Stock
Common stock, par value (in dollars per share)		$ 0.01	$ 0.01
Common stock, shares authorized (in shares)		140,000,000	140,000,000
Common stock, shares issued (in shares)		23,775,056	23,775,056
Common stock, shares outstanding (in shares)		23,775,056	23,775,056

[1] Our consolidated total assets as of September 30, 2024 and December 31, 2023 include total assets of variable interest entities ("VIE") of $76 million and $85 million, respectively, which can only be used to settle the obligations of the VIEs. Our consolidated total liabilities as of both September 30, 2024 and December 31, 2023 include total liabilities of VIEs of $17 million for which the creditors of the VIEs have no recourse to us. See Note 8. Variable Interest Entities.