Derivative Financial Instruments - Reclassification Out of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
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	$ 31	$ 31	$ (18)
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	7	10	5
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
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	(15)	7	13
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	$ (17)	$ (12)	$ 8