Revenue - Location on Balance Sheet of Amounts Recognized From Contracts With Customers (Details) - USD ($) $ in Millions	Sep. 30, 2024	Dec. 31, 2023
Receivables from contracts with customers
Disaggregation of Revenue [Line Items]
Contract assets	$ 3,695	$ 3,851
Prepaid Expenses and Other Current Assets
Disaggregation of Revenue [Line Items]
Contract assets	166	133
Other Assets
Disaggregation of Revenue [Line Items]
Contract assets	438	387
Other current liabilities
Disaggregation of Revenue [Line Items]
Deferred revenue	738	459
Other Liabilities
Disaggregation of Revenue [Line Items]
Deferred revenue	$ 386	$ 318