Financing Receivables (Credit Quality Information Text) (Details 2) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Credit quality information [Line Items]
Credit card receivables	$ 96
Nonperforming loans		$ 0
Total loans, gross	3,340	3,263
90 days or more past due
Credit quality information [Line Items]
Nonperforming loans	25	16
Syndicated loans [Member]
Credit quality information [Line Items]
Loans purchased	162	221	$ 200
Loans sold	54	51
Total loans, gross	543	548
Syndicated loans [Member] \| 90 days or more past due
Credit quality information [Line Items]
Nonperforming loans	11
Loans to financial advisors [Member]
Credit quality information [Line Items]
Principal amounts outstanding for advisor loans	645	558
Allowance for loan losses related to loans to financial advisors	28	25
Principal amounts outstanding for advisor loans no longer affiliated with the Ameriprise Financial	15	18
Allowance for loan losses related to loans to financial advisors no longer affiliated with Ameriprise Financial	$ 10	$ 13
Consumer loans [Member]
Credit quality information [Line Items]
Loans sold			$ 267
Commercial mortgage loans [Member]
Credit quality information [Line Items]
Percentage of commercial mortgage loans with highest risk rating	1.00%	1.00%
Total loans, gross	$ 2,797	$ 2,715

Allowance for loan losses related to loans to financial advisors

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- Definition

Allowance for loan losses related to loans to financial advisors no longer affiliated with Ameriprise Financial

+ References

No definition available.

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- Definition

Represents the percentage of commercial mortgage loans that the company has assigned its highest risk rating.

+ References

No definition available.

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- Definition

Principal amounts outstanding for advisor loans

+ References

No definition available.

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Principal amounts outstanding for advisor loans no longer affiliated with Ameriprise Financial

+ References

No definition available.

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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.

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- Definition

Amounts receivable from issuing a card to individuals or businesses that allows someone to make a purchase on borrowed money.

+ References

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- Definition

Amount of financing receivable past due.

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- Definition

Amount of increase from purchase of financing receivable.

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- Definition

Amount of decrease from sale and reclassification to held-for-sale of financing receivable.

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Amount, before allowance for credit loss, of financing receivable.

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