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Fair Values of Assets and Liabilities - Changes in Level 3 Assets (Details) - Ameriprise Financial - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Available-for-Sale securities |  |  |  |  |
Summary of changes in Level 3 assets measured at fair value on a recurring basis |  |  |  |  |
Balance, beginning |  | $ 397 | $ 964 | $ 813 | $ 786
Total gains (losses) included in net income | [1] |  |  | (1) | (2)
Total gains (losses) included in other comprehensive income (loss) |  | (3) | 6 | (6) | 13
Purchases |  | 9 | 40 | 154 | 232
Sales |  | (1) |  | (1) |
Settlements |  | (45) | (13) | (75) | (32)
Transfers into Level 3 |  | 170 | 13 | 170 | 13
Transfers out of Level 3 |  |  | (188) | (527) | (188)
Balance, ending |  | 527 | 822 | 527 | 822
Changes in unrealized gains (losses) included in income relating to assets held at end of period | [1] |  |  | (1) | (2)
Changes in unrealized gains (losses) in other comprehensive income (loss) relating to assets held at end of period |  | (4) | 6 | (4) | 13
Corporate debt securities |  |  |  |  |
Summary of changes in Level 3 assets measured at fair value on a recurring basis |  |  |  |  |
Balance, beginning |  | 391 | 744 | 772 | 750
Total gains (losses) included in net income |  | (1) |  | (1) | (1)
Total gains (losses) included in other comprehensive income (loss) |  | (3) | 5 | (6) | 13
Purchases |  | 9 | 7 | 76 | 12
Settlements |  | (44) | (14) | (73) | (32)
Transfers into Level 3 |  | 168 |  | 168 |
Transfers out of Level 3 |  |  |  | (416) |
Balance, ending |  | 520 | 742 | 520 | 742
Changes in unrealized gains (losses) included in income relating to assets held at end of period |  |  |  |  | (1)
Changes in unrealized gains (losses) in other comprehensive income (loss) relating to assets held at end of period |  | (4) | 5 | (4) | 13
Residential mortgage backed securities |  |  |  |  |
Summary of changes in Level 3 assets measured at fair value on a recurring basis |  |  |  |  |
Balance, beginning |  |  | 205 | 9 | 17
Total gains (losses) included in other comprehensive income (loss) |  |  |  |  | 1
Purchases |  |  | 33 | 78 | 220
Transfers out of Level 3 |  |  | (188) | (87) | (188)
Balance, ending |  | 0 | 50 | 0 | 50
Changes in unrealized gains (losses) in other comprehensive income (loss) relating to assets held at end of period |  |  |  |  | 1
Asset backed securities |  |  |  |  |
Summary of changes in Level 3 assets measured at fair value on a recurring basis |  |  |  |  |
Balance, beginning |  | 6 | 15 | 32 | 19
Total gains (losses) included in net income |  | 1 |  |  | (1)
Total gains (losses) included in other comprehensive income (loss) |  |  | 1 |  | (1)
Sales |  | (1) |  | (1) |
Settlements |  | (1) | 1 | (2) |
Transfers into Level 3 |  | 2 | 13 | 2 | 13
Transfers out of Level 3 |  |  |  | (24) |
Balance, ending |  | 7 | 30 | 7 | 30
Changes in unrealized gains (losses) included in income relating to assets held at end of period |  |  |  | (1) | (1)
Changes in unrealized gains (losses) in other comprehensive income (loss) relating to assets held at end of period |  |  | $ 1 |  | $ (1)
Fixed Deferred Indexed Annuity Ceded Embedded Derivatives |  |  |  |  |
Summary of changes in Level 3 assets measured at fair value on a recurring basis |  |  |  |  |
Balance, beginning |  | 0 |  | 0 |
Issues | [2] | 57 |  | 57 |
Settlements |  | (1) |  | (1) |
Balance, ending |  | $ 56 |  | $ 56 |
[1] | Included in net investment income in the Consolidated Statements of Operations.
[2] | Represents the amount of ceded embedded derivatives associated with fixed deferred annuity products reinsured in the third quarter of 2021. See Note 1 for additional information on the reinsurance transaction.

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- Definition Amount of unrealized gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3) and still held. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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