Related Parties - Schedule of Athene’s Investments in Athora (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025
Related Party Transaction [Line Items]
AFS securities	$ 229,841	$ 218,644
Due to related parties
Related Party Transaction [Line Items]
Investment fund	3,230	2,149
AFS securities	33,078	26,047
Athora Holding Ltd. (Athora) \| Due to related parties \| Athene
Related Party Transaction [Line Items]
Investment fund	2,167	1,171
AFS securities	1,024	50
Equity securities	0	266
Total Investments – Asset Management	$ 3,191	$ 1,487

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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+ Details

- Definition

Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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