Unbilled Receivables, Net (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]
Contract with Customer, Asset, before Allowance for Credit Loss	$ 6,553	$ 5,922
Allowance for expected credit losses	(9)	(14)
Unbilled receivables, net	6,544	5,908
US Government [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Unbilled receivables	23,730	22,871
Government Contract Receivable, Progress Payment Offset	17,674	17,300
Contract with Customer, Asset, before Allowance for Credit Loss	6,056	5,571
International and Other Customers [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Unbilled receivables	1,054	1,108
Contract with Customer, Asset, before Allowance for Credit Loss	497	351
Progress and performance-based payments received	$ (557)	$ (757)

Amount of progress payments offset against unbilled international and other contract receivables.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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Amount of allowance for credit loss for 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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Amount, before 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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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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Amount of progress payment offset against unbilled government contract receivable.

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Unbilled amounts due for services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the entity and, at a minimum, one other party. An example would be amounts associated with contracts or programs where the recognized revenue for performance thereunder exceeds the amounts billed under the terms thereof as of the date of the balance sheet.

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