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Reinsurance (Narrative) (Details) - USD ($) $ in Millions | Oct. 01, 2021 | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Ceded Credit Risk [Line Items] |  |  |
Reinsurance, ACL |  | $ 198 |
Athene Holding Ltd. [Member] |  |  |
Ceded Credit Risk [Line Items] |  |  |
Deposit assets |  | 5,100 | $ 5,800
Letter of credit |  | 152 |
Athene Holding Ltd. [Member] | Over-Collateralization [Member] |  |  |
Ceded Credit Risk [Line Items] |  |  |
Reserves associated with modified coinsurance reinsurance arrangements |  | $ 166 |
Subsequent Event [Member] |  |  |
Ceded Credit Risk [Line Items] |  |  |
Proceeds From Reinsurance Recapture | $ 1,200 |  |

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- Definition The amount of investments in support of reserves associated with modified coinsurance reinsurance arrangements for portions of the Company's deferred annuity business. + 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 The carrying amount of the asset transferred to a third party to serve as a deposit, which typically serves as security against failure by the transferor to perform under terms of an agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.8,17) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Amount of allowance for credit loss on reinsurance recoverable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 + Details
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- Details
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- Details
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- Details
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