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Investments (Borrowed Securities Repurchased Securities And Repurchased Reversed Repurchased Securities) (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Securities Financing Transaction, Cost |  |  |
Securities Financing Transaction [Line Items] |  |  |
Securities Loaned, Fair Value of Collateral | $ 60 | [1] | $ 59
Securities for Reverse Repurchase Agreements | 1,486 | [1] | 898
Collateralized Agreements | 845 |  | 859
Cash Received | 820 |  | 149
Securities Financing Transaction, Fair Value |  |  |
Securities Financing Transaction [Line Items] |  |  |
Securities Borrowed | 947 | [2] | 852
Securities Loaned, Fair Value of Collateral | 56 | [1] | 55
Securities Received as Collateral | 66 | [3] | 66
Securities for Reverse Repurchase Agreements | 1,333 | [1] | 779
Securities Sold under Agreements to Repurchase, Collateral, Right to Reclaim Securities | 517 | [3] | 619
Collateralized Agreements | 676 |  | 693
Cash Received | $ 820 |  | $ 149
[1] | Securities loaned, pledged or sold to counterparties are included within fixed maturity securities.
[2] | Securities borrowed are not reflected on the consolidated balance sheets. Collateral associated with certain borrowed securities is not included within this table as the collateral pledged to the counterparty is the right to reinsurance treaty cash flows.
[3] | Securities received as collateral or purchased from counterparties are not reflected on the consolidated financial statements.

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- Definition The total of collateralized agreements including securities purchased under agreements to resell (repos), borrowed securities, and secured demand notes. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 860 -SubTopic 10 -Section 05 -Paragraph 16 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481472/860-10-05-16 + Details
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- Definition Amount, after the effects of master netting arrangements, of securities borrowed from entities in exchange for collateral. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483466/210-20-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483444/210-20-55-10 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 50 -Paragraph 1A -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481420/860-30-50-1A + Details
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