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Revenue from Contracts with Customers - Narratives (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Oct. 31, 2025	Dec. 31, 2024
Disaggregation of Revenue [Line Items]
Revenue recognized	$ 1,100	$ 1,100
Remaining performance obligations	19,800
Subsequent Event
Disaggregation of Revenue [Line Items]
Remaining performance obligations			$ 3,800
Receivables
Disaggregation of Revenue [Line Items]
Receivables from contracts with customers	226			$ 240
Other Liabilities
Disaggregation of Revenue [Line Items]
Deferred revenue	$ 4,400			$ 4,600

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Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

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