Segment Information - Reportable Segments and Total Assets (Details) $ in Millions	6 Months Ended
Jun. 30, 2026 USD ($) segment	Dec. 31, 2025 USD ($)
Segment Reporting [Abstract]
Number of reportable segments \| segment	4
Segment Reporting [Line Items]
Total assets	$ 197,871	$ 190,904
Advice & Wealth Management
Segment Reporting [Line Items]
Total assets	41,511	40,038
Asset Management
Segment Reporting [Line Items]
Total assets	6,692	6,723
Retirement & Protection Solutions
Segment Reporting [Line Items]
Total assets	133,625	127,778
Corporate & Other
Segment Reporting [Line Items]
Total assets	$ 16,043	$ 16,365

Amount of asset recognized for present right to economic benefit.

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+ Details

- 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

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+ Details