Derivative Financial Instruments - Balance Sheet Offsetting, Liabilities (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Derivative Liabilities
Gross Amounts of Recognized Liabilities	$ 256	$ 148
Gross Amounts Offset in the Statement of Financial Position, Financial Instruments	(229)	(87)
Gross Amounts Offset in the Statement of Financial Position, Cash Collateral Pledged	(5)	(33)
Net Amounts of Liabilities Presented in the Statement of Financial Position	22	28
Net Amount	22	28
Repurchase, securities lending, and similar arrangements
Gross Amounts of Recognized Liabilities	36	61
Gross Amounts Offset in the Statement of Financial Position, Financial Instruments	0	0
Net Amounts of Liabilities Presented in the Statement of Financial Position	36	61
Gross Amounts Not Offset in the Statement of Financial Position	0	0
Net Amount	36	61
Total
Gross Amounts of Recognized Liabilities	292	209
Gross Amounts Offset in the Statement of Financial Position, Financial Instruments	(229)	(87)
Net Amounts of Liabilities Presented in the Statement of Financial Position	58	89
Gross Amounts Not Offset in the Statement of Financial Position	0	0
Net Amount	$ 58	$ 89