Investments (Schedule Of Other Investments) (Details) - USD ($) $ in Millions		Dec. 31, 2023	Dec. 31, 2022
Other Investment Not Readily Marketable [Line Items]
Private equities		$ 14,078	$ 12,355
Other investments		5,527	1,341
Estimate of Fair Value Measurement [Member]
Other Investment Not Readily Marketable [Line Items]
Other investments		5,527	1,341
Fixed Maturities [Member] | Other Accounting Method [Member] | Estimate of Fair Value Measurement [Member]
Other Investment Not Readily Marketable [Line Items]
Other investments	[1]	3,773	0
Life [Member] | Other Accounting Method [Member] | Estimate of Fair Value Measurement [Member]
Other Investment Not Readily Marketable [Line Items]
Other investments		463	399
Policy Loans [Member] | Other Accounting Method [Member] | Estimate of Fair Value Measurement [Member]
Other Investment Not Readily Marketable [Line Items]
Other investments		651	343
Non-qualified separate account assets [Member] | Other Accounting Method [Member] | Estimate of Fair Value Measurement [Member]
Other Investment Not Readily Marketable [Line Items]
Other investments	[2]	258	223
Other [Member] | Other Accounting Method [Member] | Estimate of Fair Value Measurement [Member]
Other Investment Not Readily Marketable [Line Items]
Other investments		$ 382	$ 376

[1] Refer to Note 1 g) to the Consolidated Financial Statements for additional information on the consolidation of VIEs.

[2] Non-qualified separate account assets are comprised of mutual funds, supported by assets that do not qualify for separate account reporting under U.S. GAAP.