Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Assets
Amortized cost of fixed maturity securities available-for-sale	$ 83,613	$ 79,246
Fixed maturity securities, allowance for credit losses	4	11
Mortgage loans valuation allowances	103	123
Leveraged leases, allowance for credit losses	13	13
Premiums, reinsurance and other, allowance for credit losses	$ 10	$ 10
Equity
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, aggregate liquidation preference	$ 1,753	$ 1,753
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	1,000,000,000	1,000,000,000
Common stock, shares issued	122,095,823	121,513,442
Common stock, shares outstanding	73,072,766	77,870,072
Treasury stock, shares	49,023,057	43,643,370