Fair Values of Assets and Liabilities - Changes in Level 3 Liabilities (Details) - Ameriprise Financial - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Changes in Level 3 liabilities measured at fair value on a recurring basis
Net increase (decrease) to pretax income from adjustment for nonperformance risk on the fair value of embedded derivatives	$ 4	$ 87	$ 61	$ 120
Policyholder account balances, future policy benefits and claims embedded derivatives
Changes in Level 3 liabilities measured at fair value on a recurring basis
Balance, beginning	957	1,180	646	1,367
Total (gains) losses included in Net income	482	(756)	784	(915)
Other comprehensive income (loss)		0	0	0
Issues	35	22	71	26
Settlements	(62)	(44)	(89)	(76)
Balance, ending	1,412	402	1,412	402
Changes in unrealized (gains) losses in net income relating to liabilities held at end of period	480	(750)	781	(906)
Fixed deferred indexed annuities embedded derivatives
Changes in Level 3 liabilities measured at fair value on a recurring basis
Balance, beginning	44	52	44	56
Total (gains) losses included in Net income	2	(6)	3	(9)
Other comprehensive income (loss)		0	0	0
Issues	0	0	0	0
Settlements	0	(1)	(1)	(2)
Balance, ending	46	45	46	45
Changes in unrealized (gains) losses in net income relating to liabilities held at end of period	0	0	0	0
IUL embedded derivatives
Changes in Level 3 liabilities measured at fair value on a recurring basis
Balance, beginning	771	848	739	905
Total (gains) losses included in Net income	54	(108)	92	(140)
Other comprehensive income (loss)		0	0	0
Issues	16	8	40	8
Settlements	(32)	(29)	(62)	(54)
Balance, ending	809	719	809	719
Changes in unrealized (gains) losses in net income relating to liabilities held at end of period	54	(108)	92	(140)
Structured variable annuity embedded derivatives
Changes in Level 3 liabilities measured at fair value on a recurring basis
Balance, beginning	142	280	(137)	406
Total (gains) losses included in Net income	426	(642)	689	(766)
Other comprehensive income (loss)		0	0	0
Issues	19	14	31	18
Settlements	(30)	(14)	(26)	(20)
Balance, ending	557	(362)	557	(362)
Changes in unrealized (gains) losses in net income relating to liabilities held at end of period	426	(642)	689	(766)
Other liabilities
Changes in Level 3 liabilities measured at fair value on a recurring basis
Balance, beginning	70	62	62	61
Total (gains) losses included in Net income	1	0	1	0
Other comprehensive income (loss)		(2)	1	(3)
Issues	19	6	33	14
Settlements	(12)	(5)	(19)	(11)
Balance, ending	78	61	78	61
Changes in unrealized (gains) losses in net income relating to liabilities held at end of period	$ 0	$ 0	$ 0	$ 0