Liabilities, Commitments and Contingencies - Schedule of Accrued Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Commitments and Contingencies Disclosure [Abstract]
Accrued compensation and employee benefit costs	$ 7,464	$ 6,110
Forward loss recognition	6,711	7,634
Product warranties	2,797	2,133	$ 2,448
Other customer concessions and considerations	1,696	1,552
Off-market contracts	1,065
Environmental	877	834	$ 844
Accrued interest payable	877	796
Current portion of retiree healthcare and pension liabilities	442	452
Current portion of lease liabilities	335	324
Other	4,494	3,627
Accrued liabilities	$ 27,141	$ 24,103

Off-Market Contracts, Current

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Other Customer Concessions And Considerations Liability

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Total costs accrued as of the balance sheet date for environmental loss contingencies.

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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

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Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

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Amount of liability, recognized in statement of financial position, for pension, other postretirement and postemployment benefits, classified as current.

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

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Cumulative provision for contract losses not offset against related costs accumulated on the balance sheet.

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