Related Party Transactions (Shared Service and Overhead Allocations - Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Insurance Commissions and Fees	$ 635	$ 761	$ 1,318	$ 1,504
Related Party Transaction, Selling, General and Administrative Expenses from Transactions with Related Party	202	256	425	484
Affiliated Entity
Insurance Commissions and Fees	48	$ 59	102	$ 116
All Services and Transactions Except Broker Dealer Activities [Member]
Due from (to) Related Parties	$ (132)		$ (132)		$ (182)