Document and Entity Information - USD ($) $ in Billions	12 Months Ended
	Dec. 31, 2021	Feb. 11, 2022	Jun. 30, 2021
Cover [Abstract]
Document Type	10-K
Document Annual Report	true
Document Period End Date	Dec. 31, 2021
Document Transition Report	false
Entity File Number	1-32525
Entity Registrant Name	AMERIPRISE FINANCIAL, INC.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	13-3180631
Entity Address, Address Line One	1099 Ameriprise Financial Center
Entity Address, City or Town	Minneapolis
Entity Address, State or Province	MN
Entity Address, Postal Zip Code	55474
City Area Code	(612)
Local Phone Number	671-3131
Title of 12(b) Security	Common Stock (par value $.01 per share)
Trading Symbol	AMP
Security Exchange Name	NYSE
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
ICFR Auditor Attestation Flag	true
Entity Shell Company	false
Entity Public Float			$ 28.4
Entity Common Stock, Shares Outstanding		110,750,945
Entity Central Index Key	0000820027
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	FY
Amendment Flag	false