Financing Receivables - Transfer of Financing Assets (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Loans and Leases Receivable Disclosure [Line Items]
Net investment in lease transferred	$ 15	$ 819
Financing receivable transferred net gain loss	(62)
Loan receivables
Loans and Leases Receivable Disclosure [Line Items]
Financing receivables transferred	2	2,224
Client Financing Receivables
Loans and Leases Receivable Disclosure [Line Items]
Financing receivables and net investment in lease transferred	17	3,043
Commercial financing receivables
Loans and Leases Receivable Disclosure [Line Items]
Financing receivables transferred	9,029	7,359
Financing receivables transferred and uncollected	$ 1,561	$ 1,653

Amount of financing receivable transferred and uncollected.

No definition available.

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- Definition

Amount of financing receivable transferred net gain loss.

+ References

No definition available.

+ Details

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- Definition

Amount of decrease in financing receivables and net investment in lease from sale and reclassification to held-for-sale.

+ References

No definition available.

+ Details

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- Definition

Amount of decrease in net investment in lease from sale and reclassification to held-for-sale.

+ References

No definition available.

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- Definition

Amount of decrease in financing receivable from sale and reclassification to held-for-sale. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 11
-Subparagraph (i)
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919244-210447

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (f)
-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524

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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

No definition available.

+ Details

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