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Derivatives and Hedging Activites (Option Pay/Rec) (Details 3) $ in Millions | Jun. 30, 2019 USD ($)
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Summary of Option Premiums Payable and Receivable |  |
Premiums payable | $ 1,391 |
Premiums receivable | 648 |
2019 [Member] |  |
Summary of Option Premiums Payable and Receivable |  |
Premiums payable | 203 | [1]
Premiums receivable | 126 | [1]
2020 [Member] |  |
Summary of Option Premiums Payable and Receivable |  |
Premiums payable | 216 |
Premiums receivable | 135 |
2021 [Member] |  |
Summary of Option Premiums Payable and Receivable |  |
Premiums payable | 187 |
Premiums receivable | 127 |
2022 [Member] |  |
Summary of Option Premiums Payable and Receivable |  |
Premiums payable | 222 |
Premiums receivable | 200 |
2023 [Member] |  |
Summary of Option Premiums Payable and Receivable |  |
Premiums payable | 142 |
Premiums receivable | 43 |
2024-2028 [Member] |  |
Summary of Option Premiums Payable and Receivable |  |
Premiums payable | 421 |
Premiums receivable | $ 17 |
[1] | 2019 amounts represent the amounts payable and receivable for the period from July 1, 2019 to December 31, 2019.

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- Definition The amount of payments the entity is scheduled to make for deferred premium option contracts. + References No definition available. + Details
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Namespace Prefix: | amp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Premiums Receivable For Derivatives Option Contracts + References No definition available. + Details
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Namespace Prefix: | amp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition -- None. No documentation exists for this element. -- + References No definition available. + Details
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Namespace Prefix: | amp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
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- Details
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Period Type: |

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- Details
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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- Details
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