Consolidated Balance Sheets (Parenthetical) - USD ($) shares in Thousands, $ in Millions		Sep. 30, 2023	Dec. 31, 2022
Fixed maturity securities, available-for-sale, allowance for credit losses		$ 0	$ 0
Fixed maturity securities, available-for-sale, amortized cost		69,161	75,469
Fixed maturity securities, held-to-maturity, allowance for credit losses		5	7
Fixed maturity securities, held-to-maturity, fair value		18,460	21,210
Commercial mortgage and other loans, allowance for credit losses		260	192
Commercial mortgage and other loans		12,873	13,496
Other investments		$ 5,241	$ 4,070
Common stock, par value (in dollars per share)		$ 0.10	$ 0.10
Common stock, shares authorized (in shares)		1,900,000	1,900,000
Common stock, shares issued (in shares)		1,355,312	1,354,079
Consolidated Entity Excluding Variable Interest Entities (VIE)
Fixed maturity securities, available-for-sale, allowance for credit losses		$ 0	$ 0
Fixed maturity securities, available-for-sale, amortized cost		66,430	72,246
Variable Interest Entity, Consolidated
Fixed maturity securities, available-for-sale, amortized cost		2,731	3,223
Commercial mortgage and other loans	[1]	10,425	10,832
Other investments	[1],[2]	$ 2,278	$ 1,909

[1] Net of allowance for credit losses

[2] Consists entirely of alternative investments in limited partnerships