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Statutory Information and Restrictions (Effects on statutory surplus compared to NAIC statutory surplus) (Details) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
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Calculation of reserves using the Indiana universal life method [Member] |  |
Statutory Accounting Practices [Line Items] |  |
Effects on statutory surplus compared to NAIC statutory surplus from the use of prescribed and permitted practices | $ 6 | $ 14
Conservative valuation rate on certain variable annuities [Member] |  |
Statutory Accounting Practices [Line Items] |  |
Effects on statutory surplus compared to NAIC statutory surplus from the use of prescribed and permitted practices | (40) | (44)
Calculation of reserves using continuous CARVM [Member] |  |
Statutory Accounting Practices [Line Items] |  |
Effects on statutory surplus compared to NAIC statutory surplus from the use of prescribed and permitted practices |  | (1)
Conservative Reg 213 reserves on VA contracts [Member] |  |
Statutory Accounting Practices [Line Items] |  |
Effects on statutory surplus compared to NAIC statutory surplus from the use of prescribed and permitted practices | (27) |
Derivative instruments and equity indexed reserves [Member] |  |
Statutory Accounting Practices [Line Items] |  |
Effects on statutory surplus compared to NAIC statutory surplus from the use of prescribed and permitted practices | (113) | (100)
Lesser of LOC and XXX additional reserve as surplus [Member] |  |
Statutory Accounting Practices [Line Items] |  |
Effects on statutory surplus compared to NAIC statutory surplus from the use of prescribed and permitted practices | 1,847 | 1,897
LLC Notes And Variable Value Surplus Notes [Member] |  |
Statutory Accounting Practices [Line Items] |  |
Effects on statutory surplus compared to NAIC statutory surplus from the use of prescribed and permitted practices | 1,616 | 1,640
Excess Of Loss Reinsurance Treaties [Member] |  |
Statutory Accounting Practices [Line Items] |  |
Effects on statutory surplus compared to NAIC statutory surplus from the use of prescribed and permitted practices | $ 493 | $ 452

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- Definition Amount of an item which resulted in a difference from applying state prescribed or permitted statutory accounting practices rather than statutory accounting practices prescribed by National Association of Insurance Commissioners. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 505 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6486098&loc=d3e24746-158529 + 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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