The average number of months a payment has been delayed.

No definition available.

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- Definition

Temporary Loan Modification Common Maximum

+ References

No definition available.

+ Details

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- Definition

Temporary Loan Modification Program Maximum Consecutive Months

+ References

No definition available.

+ Details

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- Definition

Amount of accrued interest on financing receivable modified during period for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 41
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-41

+ Details

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Balance Type:	debit
Period Type:	duration

- Definition

Amortized cost excluding accrued interest, of financing receivable modified during period for debtor experiencing financial difficulty.

+ References

+ Details

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- Definition

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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
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Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
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-Name Accounting Standards Codification
-Section 55
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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481933/310-10-55-12A

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-33

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 34
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-34

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Percentage of decrease in weighted average contractual interest rate of financing receivable modified for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481933/310-10-55-12A

+ Details

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- Definition

Period of increase in weighted average maturity of financing receivable modified for debtor experiencing financial difficulty, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

+ Details

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- Details

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- Details

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- Details

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Loan Receivables (Schedule of Loan Modification Effects) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Credit Card Loans [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Weighted Average Interest Rate Decrease from Modification	13.85%
Financing Receivable, Modified in Period, Accrued Interest, Amount	$ 117	$ 29
Credit Card Loans [Member] \| Principal Forgiveness
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	$ 121
Total Other Loans [Member] \| Private Student Loans [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Weighted Average Interest Rate Decrease from Modification	8.91%
Loan Modification Program Maximum Consecutive Months	6 months
Temporary Loan Modification Common Maximum	12 months
Total Other Loans [Member] \| Private Student Loans [Member] \| Minimum [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Payment delay duration (in months)	6 months
Total Other Loans [Member] \| Private Student Loans [Member] \| Maximum [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Payment delay duration (in months)	12 months
Total Other Loans [Member] \| Personal Loans [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Weighted Average Interest Rate Decrease from Modification	12.28%
Financing Receivable, Modified, Weighted Average Term Increase from Modification	39 months
Total Other Loans [Member] \| Personal Loans [Member] \| Minimum [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Payment delay duration (in months)	6 months
Total Other Loans [Member] \| Personal Loans [Member] \| Maximum [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Payment delay duration (in months)	12 months
Total Other Loans [Member] \| Principal Forgiveness \| Private Student Loans [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	$ 0
Total Other Loans [Member] \| Principal Forgiveness \| Personal Loans [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount	$ 0