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Segment Information (Reconciliation of Assets from segments to Consolidated) (Details) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Segment Reporting Information
Assets	$ 37,276	$ 36,501
Operating Segments
Segment Reporting Information
Assets	6,481	5,927
Operating Segments | Life Insurance Segment
Segment Reporting Information
Assets	1,684	1,658
Operating Segments | Investment Segment
Segment Reporting Information
Assets	27,967	27,887
Corporate, Non-Segment
Segment Reporting Information
Assets	$ 1,144	$ 1,029

X

- Definition

Amount of asset recognized for present right to economic benefit.

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