Intangible Assets - Intangible Assets Subject to Amortization (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Intangible Assets
Gross carrying amount	$ 9,159	$ 8,971
Accumulated amortization	(4,753)	(4,174)
Net carrying amount	4,406	4,797
FIA Agreement
Intangible Assets
Gross carrying amount	3,630	3,630
Accumulated amortization	(1,078)	(936)
Net carrying amount	2,552	2,694
Customer Relationships
Intangible Assets
Gross carrying amount	3,054	3,053
Accumulated amortization	(1,870)	(1,679)
Net carrying amount	1,184	1,374
Licensing Agreements
Intangible Assets
Gross carrying amount	359	355
Accumulated amortization	(267)	(243)
Net carrying amount	92	112
Other Intangible Assets
Intangible Assets
Gross carrying amount	2,116	1,933
Accumulated amortization	(1,538)	(1,316)
Net carrying amount	$ 578	$ 617