Other Expenses (Other Expenses) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Other Income and Expenses [Abstract]
Compensation	$ 71	$ 63	$ 217	$ 213
Contracted services and other labor costs	66	53	162	152
Transition services agreements	62	67	189	206
Establishment costs	20	100	93	100
Premium and other taxes, licenses and fees	14	11	30	51
Separate account fees	0	0	2	1
Volume related costs, excluding compensation, net of DAC capitalization	144	154	436	462
Interest expense on debt	17	0	43	2
Other	70	61	181	166
Total other expenses	$ 464	$ 509	$ 1,353	$ 1,353