Derivative Financial Instruments - Reclassification Out of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Costs and expenses
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Other comprehensive income (loss), cash flow hedge, gain (loss), reclassification, before tax	$ (18)	$ (7)	$ 31
General and administrative expense
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Other comprehensive income (loss), cash flow hedge, gain (loss), reclassification, before tax	6	6	7
Revenues
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Other comprehensive income (loss), cash flow hedge, gain (loss), reclassification, before tax	1	(1)
Costs and expenses
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Other comprehensive income (loss), cash flow hedge, gain (loss), reclassification, before tax	(29)	(25)	(15)
General and administrative expense
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Other comprehensive income (loss), cash flow hedge, gain (loss), reclassification, before tax	$ 2	$ (8)	$ (17)

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