Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 866	$ 495	$ 2,341	$ 1,718
Other comprehensive income (loss), before tax
Unrealized investment gains (losses) on available-for-sale securities	(979)	(711)	(1,716)	1,388
Unrealized gains (losses) on hedging instruments	84	(171)	8	(67)
Remeasurement gains (losses) on future policy benefits related to discount rate	628	813	1,431	11
Remeasurement gains (losses) on market risk benefits related to credit risk	34	(55)	6	34
Foreign currency translation and other adjustments	(5)	11	(21)	27
Other comprehensive income (loss), before tax	(238)	(113)	(292)	1,393
Income tax expense (benefit) related to other comprehensive income (loss)	(44)	11	(48)	301
Other comprehensive income (loss)	(194)	(124)	(244)	1,092
Comprehensive income	672	371	2,097	2,810
Less: Comprehensive income attributable to noncontrolling interests	224	158	516	656
Comprehensive income attributable to Athene Holding Ltd. stockholders	$ 448	$ 213	$ 1,581	$ 2,154