Held-For-Sale Classification and Discontinued Operations Presentation - Schedule of Corebridge Deconsolidation (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended
	Jun. 09, 2024	Jun. 30, 2024	Sep. 30, 2024	Dec. 31, 2023
Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain on sale pre-tax	$ 3,037
Tax expense	507
Subtotal: After tax gain	2,530
Reclassification adjustment of Accumulated other comprehensive loss at June 9, 2024	(7,214)	$ (7,200)
Loss on sale of Corebridge - after-tax	$ (4,684)	(4,700)
Corebridge Financial Inc
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Ownership (as a percent)	48.40%		48.60%
Ownership, fair value (in dollars per share)	$ 28.90
Corebridge retained investment (48.4% @28.90 per share at June 9, 2024)	$ 8,502	$ 8,500	$ 8,100
Retained interest in certain investment entities and other assets	1,195
Total	9,697
Corebridge book value at June 9, 2024	12,392		$ 8,143	$ 0
Less: Noncontrolling interests	5,732
Corebridge book value excluding noncontrolling interest	$ 6,660