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Regulatory Requirements - Insurance Company Statutory Financial Information and Securities on Deposit (Details) - Subsidiaries - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
RiverSource Life Insurance Company |  |  |
Regulatory Requirements |  |  |
Statutory net gain from operations | $ 1,615 | $ 1,366 | $ 1,393
Statutory net income | 1,769 | 253 | $ 1,582
Life insurance subsidiaries |  |  |
Regulatory Requirements |  |  |
Government debt securities on deposit with states as required by law | $ 4 | $ 5 |

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- Definition Carrying amount of cash and investment securities on deposit with state regulatory authorities in connection with capital requirements. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 825 -Section 50 -Paragraph 1A -URI https://asc.fasb.org/extlink&oid=123600598&loc=SL75763979-209797 + Details
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- Definition Amount of net income for the period determined using accounting principles prescribed or permitted by insurance regulators. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(23)(c)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 + Details
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