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Financing Receivables - Allowance for Credit Losses (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Rollforward of allowance for credit losses |  |  |
Beginning balance | $ 50 | $ 68 | $ 51
Provisions | 13 | (11) | 21
Charge-offs | (4) | (10) | (9)
Recoveries |  | 1 |
Other |  | 2 |
Ending balance | 59 | 50 | 68
Commercial Loans |  |  |
Rollforward of allowance for credit losses |  |  |
Beginning balance | 47 | 66 | 51
Provisions | 10 | (13) | 19
Charge-offs | (3) | (8) | (6)
Recoveries |  | 0 |
Other |  | 2 |
Ending balance | 54 | 47 | 66
Commercial Loans | Receivables |  |  |
Financing receivables |  |  |
Accrued interest on loans | 17 | 13 |
Consumer Loans |  |  |
Rollforward of allowance for credit losses |  |  |
Beginning balance | 3 | 2 | 0
Provisions | 3 | 2 | 2
Charge-offs | (1) | (2) | (3)
Recoveries |  | 1 |
Other |  | 0 |
Ending balance | $ 5 | $ 3 | 2
Cumulative Effect, Period of Adoption, Adjustment |  |  |
Rollforward of allowance for credit losses |  |  |
Beginning balance |  |  | 5
Cumulative Effect, Period of Adoption, Adjustment | Commercial Loans |  |  |
Rollforward of allowance for credit losses |  |  |
Beginning balance |  |  | 2
Cumulative Effect, Period of Adoption, Adjustment | Consumer Loans |  |  |
Rollforward of allowance for credit losses |  |  |
Beginning balance |  |  | 3
Cumulative Effect, Period of Adoption, Adjusted Balance |  |  |
Rollforward of allowance for credit losses |  |  |
Beginning balance |  |  | 56
Cumulative Effect, Period of Adoption, Adjusted Balance | Commercial Loans |  |  |
Rollforward of allowance for credit losses |  |  |
Beginning balance |  |  | 53
Cumulative Effect, Period of Adoption, Adjusted Balance | Consumer Loans |  |  |
Rollforward of allowance for credit losses |  |  |
Beginning balance |  |  | $ 3

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- Definition Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Other Increase (Decrease) + References No definition available. + Details
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- Definition Amount, before allowance for credit loss, of accrued interest on financing receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 + Details
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- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. 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 13 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 + Details
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- Definition Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. 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 13 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 + Details
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- Definition Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. 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 13 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 + Details
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