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v3.26.1

Fair Value (Financial Assets and Liabilities, Not Measured at Fair Value on a Recurring Basis) (Details) - USD ($) $ in Millions | Mar. 31, 2026 | Dec. 31, 2025
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Held-to-maturity, Fair Value | $ 471 | $ 489
Debt Securities, Held-to-maturity | 474 | 490
Loans Receivable, Fair Value Disclosure | 880 | 882
Loan receivables carrying value | 9,415 | 8,860
Quoted Prices in Active Markets (Level 1) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Loans Receivable, Fair Value Disclosure | 0 | 0
Other Observable Inputs (Level 2) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Loans Receivable, Fair Value Disclosure | 0 | 0
Unobservable Inputs (Level 3) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Loans Receivable, Fair Value Disclosure | 880 | 882
Fair Value, Nonrecurring [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Held-to-maturity, Fair Value | 471 | 489
Debt and other financing obligations | 69,323 | 72,143
Loans Receivable, Fair Value Disclosure | 9,234 | 8,623
Fair Value, Nonrecurring [Member] | Quoted Prices in Active Markets (Level 1) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Held-to-maturity, Fair Value | 447 | 463
Debt and other financing obligations | 0 | 0
Loans Receivable, Fair Value Disclosure | 0 | 0
Fair Value, Nonrecurring [Member] | Other Observable Inputs (Level 2) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Held-to-maturity, Fair Value | 24 | 26
Debt and other financing obligations | 69,323 | 72,143
Loans Receivable, Fair Value Disclosure | 1,750 | 1,700
Fair Value, Nonrecurring [Member] | Unobservable Inputs (Level 3) [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Held-to-maturity, Fair Value | 0 | 0
Debt and other financing obligations | 0 | 0
Loans Receivable, Fair Value Disclosure | 7,484 | 6,923
Long-term debt and other financing obligations |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt and other financing obligations, carrying value | $ 74,537 | $ 76,140

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