INCOME TAXES - Deferred Tax Assets And Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Deferred tax liabilities
Excess of tax over book depreciation	$ 2,017	$ 1,605
Intangibles - net	208	16
Operating lease assets	320	292
Other - net	79	3
Deferred tax liabilities	2,624	1,916
Deferred tax assets
Loyalty program	(577)	(455)
Inventory obsolescence	(29)	(23)
Employee benefits	(240)	(159)
Net operating losses	(320)	(166)
Operating lease liabilities	(345)	(329)
Leasehold maintenance	(31)	(28)
Other - net	(188)	(77)
Deferred tax assets	1,730	1,237
Valuation allowance	40	16
Net deferred tax liabilities	$ 934	$ 695