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Income Taxes (Tables)

12 Months Ended

Dec. 31, 2024

Income Tax Disclosure [Abstract]

Schedule of Provision for Income Taxes

The provision for income taxes consists of the following (in millions):

		Year Ended December 31,
		2024				2023				2022
Current:
Federal		$	182			$	149			$	—
State			13				7				5
			195				156				5
Deferred:
Federal			(125	)			(5	)			166
State			9				40				(1	)
			(116	)			35				165
Total provision for income taxes for income		$	79			$	191			$	170

Schedule of Reconciliation between the Statutory Federal Income Tax Rate and the Effective Tax Rate

The following table reconciles the differences between the statutory federal income tax rate and the effective tax rate (dollars in millions):

		Year Ended December 31,
		2024								2023								2022
		Amount				%				Amount				%				Amount				%
Provision for income taxes at statutory   federal rate		$	(60	)			21.0	%		$	44				21.0	%		$	73				21.0	%
State income taxes, net of federal income tax benefit			17				(5.9	)			37				17.9				3				0.8
Net income attributable to noncontrolling interests			(32	)			11.3				(31	)			(14.9	)			(28	)			(8.0	)
Change in valuation allowance			144				(50.9	)			88				42.5				122				34.9
Change in uncertain tax position			6				(2.0	)			10				4.9				—				—
Nondeductible goodwill			15				(5.3	)			29				14.1				—				—
Amended return adjustments			—				—				9				4.3				—				—
Change in tax refunds			(11	)			3.9				—				—				—				—
Permanent differences			7				(2.5	)			4				1.9				2				0.6
Provision to return			(6	)			2.1				1				0.6				(1	)			(0.3	)
Other			(1	)			0.4				—				—				(1	)			(0.3	)
Provision for income taxes and   effective tax rate for income		$	79				(27.9	)%		$	191				92.3	%		$	170				48.7	%

Schedule of Components of Deferred Income Taxes

Deferred income taxes are based on the estimated future tax effects of differences between the financial statement and tax bases of assets and liabilities under the provisions of the enacted tax laws. Deferred income taxes at December 31, 2024 and 2023 consist of (in millions):

		December 31,
		2024								2023
		Assets				Liabilities				Assets				Liabilities
Net operating loss and credit carryforwards		$	615			$	—			$	533			$	—
Property and equipment			—				261				—				326
Self-insurance liabilities			34				—				16				—
Prepaid expenses			—				28				—				30
Intangibles			—				142				—				163
Investments in unconsolidated affiliates			—				81				—				72
Other liabilities			—				5				—				7
Long-term debt and interest			7				—				32				—
Accounts receivable			54				—				16				—
IRC Section 163(j) interest limitation			682				—				582				—
Accrued vacation			18				—				19				—
Accrued bonus			31				—				27				—
Other comprehensive income			2				—				4				—
Right-of-use assets			—				128				—				165
Right-of-use liability			136				—				173				—
Stock-based compensation			2				—				4				—
Deferred compensation			41				—				38				—
IRC Section 481(a) adjustments			—				—				—				57
Other			23				—				19				—
Total			1,645				645				1,463				820
Valuation allowance			(1,218	)			—				(983	)			—
Total deferred income taxes		$	427			$	645			$	480			$	820

Schedule of Reconciliation of the Total Amount of Unrecognized Tax Benefit

The following is a tabular reconciliation of the total amount of unrecognized tax benefit for the years ended December 31, 2024, 2023 and 2022 (in millions):

		Year Ended December 31,
		2024				2023				2022
Unrecognized tax benefit, beginning of year		$	58			$	50			$	42
Gross increases — tax positions in current period			3				9				8
Reductions — tax positions in prior period			—				(1	)			—
Settlements			(9	)			—				—
Unrecognized tax benefit, end of year		$	52			$	58			$	50

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Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

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