Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (3,192)	$ 1,806	$ (5,558)	$ 1,883
Other comprehensive income (loss), before tax
Unrealized investment gains (losses) on available-for-sale securities, net of offsets	(7,273)	1,692	(13,703)	(899)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax	81	92	(48)	61
Foreign currency translation and other adjustments	(58)	1	(54)	1
Other Comprehensive Income (Loss), before Tax, Total	(7,250)	1,785	(13,805)	(837)
Income tax expense (benefit)	(1,283)	345	(2,453)	(151)
Other Comprehensive Income (Loss), Net of Tax, Total	(5,967)	1,440	(11,352)	(686)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest, Total	(9,159)	3,246	(16,910)	1,197
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest	(1,926)	513	(3,520)	(200)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ (7,233)	$ 2,733	$ (13,390)	$ 1,397