Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 1,223	$ (1,896)
Other comprehensive income (loss), before tax
Unrealized investment gains (losses) on available-for-sale securities	2,099	(6,697)
Unrealized gains (losses) on hedging instruments	104	(129)
Remeasurement gains (losses) on future policy benefits related to discount rate	(802)	3,562
Remeasurement gains (losses) on market risk benefits related to credit risk	89	397
Foreign currency translation and other adjustments	16	(2)
Other comprehensive income (loss), before tax	1,506	(2,869)
Income tax expense (benefit) related to other comprehensive income (loss)	290	(615)
Other comprehensive income (loss)	1,216	(2,254)
Comprehensive income (loss)	2,439	(4,150)
Less: Comprehensive income (loss) attributable to noncontrolling interests	498	(817)
Comprehensive income (loss) attributable to Athene Holding Ltd. shareholders	$ 1,941	$ (3,333)