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Policyholder Account Balances, Future Policy Benefits and Claims - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2022 | Mar. 31, 2023 | Dec. 31, 2022
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Liability for future policy benefits, decrease for assumption updates | $ 10 |  |
Decrease to reinsurance recoverable for assumption updates | $ 4 |  |
Reinsurance recoverables |  | $ 4,300 | $ 4,200
Genworth LTC risk |  |  |
Liability for Future Policy Benefit, Activity [Line Items] |  |  |
Reinsurance recoverables |  | $ 2,700 | $ 2,700

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- Definition Liability for Future Policy Benefit, after Reinsurance, Increase (Decrease) For Assumption Updates + References No definition available. + Details
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- Definition Liability for Future Policy Benefit, Reinsurance Recoverable, after Allowance, Increase (Decrease) For Assumption Changes + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount, after valuation allowance, recoverable under reinsurance contracts including premium paid under reinsurance contracts. Examples include, but are not limited to, settled and unsettled claims, incurred but not reported losses, loss adjustment expense, premium paid, policy benefits and policy reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(6)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 20 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=99397103&loc=d3e6824-158387 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 310 -Section 45 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=99404803&loc=d3e21409-158489 + Details
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