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Related Party Agreements and Transactions (Summary of Balance Sheet by RP Line Item) (Details) - USD ($) $ in Millions | Dec. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Related Party Transaction [Line Items] |  |  |  |
Receivables, less allowance for expected credit loss |  | $ 735 |  | $ 718
Lease receivables | [1] | 377 |  |
Other current assets |  | 51 |  | 29
Long-term lease receivables | [2] | 1,307 |  |
Long-term lease receivables |  | 276 |  | 273
Unguaranteed residual asset | [2] | 380 |  |
Related Party |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Receivables, less allowance for expected credit loss |  | 624 |  | 620
Lease receivables |  | 269 | [1] | 204
Prepaid |  | 5 |  | 5
Other current assets |  | 1 |  | 1
Other Receivables, Net, Current |  | 899 |  | 830
Long-term lease receivables |  | 421 | [2] | 677
Long-term lease receivables |  | 239 |  | 226
Unguaranteed residual asset |  | 263 | [2] | 189
Long-term receivables |  | 39 |  | 28
Other Receivable, after Allowance for Credit Loss, Noncurrent |  | 962 |  | 1,120
MPC loan agreement and other payables(1) | [3] | 290 |  | 288
Deferred revenue |  | 107 |  | 106
Operating lease liabilities |  | 2 |  | 2
Other Liabilities, Current |  | 399 |  | 396
Long-term operating lease liabilities |  | 237 |  | 224
Other Liabilities, Noncurrent |  | 364 |  | 334
Related Party | Deferred Revenue [Domain] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Other Liabilities, Noncurrent |  | 127 |  | 110
Related Party | Revolving Credit Facility |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Line of Credit, Current |  | $ 0 |  | $ 0
[1] | The related-party balance is presented in Current assets - related parties and the third-party balance is presented in Receivables, net in the Consolidated Balance Sheets.
[2] | The related-party balance is presented in Noncurrent assets - related parties and the third-party balance is presented in Other noncurrent assets in the Consolidated Balance Sheets.
[3] | There were no borrowings outstanding on the MPC Loan Agreement as of December 31, 2025 or December 31, 2024.

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- Definition The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(13)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 + Details
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