Changes in Accumulated Other Comprehensive Loss - Schedule of Changes In Accumulated Other Comprehensive Income (Loss) by Component (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	$ 4,724
Other comprehensive income (loss) before reclassifications	69	$ (33)
Amounts reclassified from accumulated other comprehensive loss	(12)	(2)
Net current-period other comprehensive income (loss)	57	(35)
Ending balance	5,151
Changes related to cash flow derivative hedges
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(666)	(638)
Other comprehensive income (loss) before reclassifications	56	(30)
Amounts reclassified from accumulated other comprehensive loss	(12)	(2)
Net current-period other comprehensive income (loss)	44	(32)
Ending balance	(622)	(670)
Changes in defined benefit plans
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(2)	(8)
Other comprehensive income (loss) before reclassifications	9	4
Amounts reclassified from accumulated other comprehensive loss	0	0
Net current-period other comprehensive income (loss)	9	4
Ending balance	7	(4)
Foreign currency translation adjustments
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(6)	3
Other comprehensive income (loss) before reclassifications	4	(7)
Amounts reclassified from accumulated other comprehensive loss	0	0
Net current-period other comprehensive income (loss)	4	(7)
Ending balance	(2)	(4)
Accumulated other comprehensive loss
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(674)	(643)
Ending balance	$ (617)	$ (678)