Name:	amp_StockIssuedDuringPeriodSharesTreasuryStockReissuedForRestrictedStockAwardGrants
Namespace Prefix:	amp_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Represents the aggregate value of shares reacquired through the net settlement of options during the period to cover the strike price and the holders' income tax obligation on vested shares.

No definition available.

Name:	amp_StockReacquiredThroughNetSettlementOfOptionsAggregateValue
Namespace Prefix:	amp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Represents the number of shares reacquired through the net settlement of options during the period to cover the strike price and the holders income tax obligation on vested shares.

No definition available.

Name:	amp_StockReacquiredThroughNetSettlementOfOptionsNumber
Namespace Prefix:	amp_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

This element represents the number of shares reacquired through the surrender of restricted shares during the period to cover the holders income tax obligation on vested shares.

No definition available.

Name:	amp_StockReacquiredThroughSurrenderOfRestrictedStockNumber
Namespace Prefix:	amp_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

This element represents the value of shares reacquired through the surrender of restricted shares during the period to cover the holders income tax obligation on vested shares.

No definition available.

Name:	amp_StockReacquiredThroughSurrenderOfRestrictedStockValue
Namespace Prefix:	amp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Amount of stock repurchase plan authorized.

No definition available.

Name:	us-gaap_StockRepurchaseProgramAuthorizedAmount1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount remaining of a stock repurchase plan authorized.

No definition available.

Name:	us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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