Fair Value (Narrative) (Details) - USD ($) $ in Millions	6 Months Ended
Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loan, held for sale fair value	$ 58		$ 43
Financing receivable, held for sale	57		43
Net gains from valuation adjustments of loans carried at fair value	6	$ 2
Total assets	10,861		11,602
Level 2
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total assets	10,143		$ 10,872
Level 2 \| Fair Value, Nonrecurring \| Collateral Dependent Loans
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total assets	26
Losses from fair value changes	$ 8

Fair value portion of asset recognized for present right to economic benefit.

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This item represents the estimated amount of gains or losses included in earnings during the period attributable to changes in instrument-specific credit risk arising from loans and other receivables held as assets.

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Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables.

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Amount, before valuation allowance, of financing receivable classified as held-for-sale.

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