Other Financial Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Condensed Consolidating Financial Information
Capital expenditures included in accounts payable	$ 106	$ 94
Prepaid Expense and Other Assets, Current [Abstract]
Prepaid expenses	108	123
Contract assets	10	6
Assets held for sale	23	12
Other	7	13
Total other current assets	246	244
Fulfillment Costs
Prepaid Expense and Other Assets, Current [Abstract]
Contract costs	57	50
Acquisition Costs
Prepaid Expense and Other Assets, Current [Abstract]
Contract costs	$ 41	$ 40