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

- Details

Name:	us-gaap_StockholdersEquityNoteAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5

Name:	us-gaap_StockRepurchasedDuringPeriodShares
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

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.

Name:	us-gaap_StockRepurchasedDuringPeriodValue
Namespace Prefix:	us-gaap_
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.