CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Assets
Total assets	$ 165,883	$ 151,828
Liabilities:
Policyholder account balances, future policy benefits and claims	33,992	30,512
Separate account liabilities	92,611	87,488
Total liabilities	160,016	146,099
Ameriprise Financial, Inc.:
Common Stock, Value, Issued	3	3
Additional paid-in capital	8,822	8,461
Retained earnings	15,292	14,279
Treasury Stock, Value	(18,879)	(17,276)
Accumulated other comprehensive income, net of tax	629	262
Total equity	5,867	5,729
Total liabilities and equity	$ 165,883	$ 151,828
Common shares, shares authorized	1,250,000,000	1,250,000,000
Common shares, shares issued	332,390,132	329,842,827
Common shares, par value (in dollars per share)	$ 0.01	$ 0.01
Treasury shares	215,624,519	205,903,593
Ameriprise Financial [Member]
Assets
Cash and cash equivalents	$ 6,751	$ 3,709
Investments, Allowance for Credit Losses	52	24
Investments	41,031	37,915
Separate account assets	92,611	87,488
Receivable, Allowance for Credit Losses	49	39
Receivables	7,819	7,202
Deferred acquisition costs	2,532	2,698
Restricted and segregated cash and investments	2,558	2,386
Other assets	10,551	8,698
Liabilities:
Policyholder account balances, future policy benefits and claims		30,512
Separate account liabilities	92,611	87,488
Customer deposits	17,641	14,430
Short-term borrowings	200	201
Long-term debt	2,831	3,097
Accounts payable and accrued liabilities	1,998	1,884
Other liabilities	8,761	6,775
Consolidated investment entities [Member]
Assets
Cash and cash equivalents	94	118
Investments	1,918	1,606
Receivables	16	8
Other assets	2	0
Liabilities:
Long-term debt	1,913	1,628
Other liabilities	$ 69	$ 84