Intangible Assets - Intangible Assets Subject to Amortization (Details) - USD ($) $ in Millions |
Mar. 31, 2022 |
Dec. 31, 2021 |
|---|---|---|
| Intangible Assets | 听 | 听 |
| Gross carrying amount | $ 9,045 | $ 8,971 |
| Accumulated amortization | (4,365) | (4,174) |
| Net carrying amount | 4,680 | 4,797 |
| FIA Agreement | 听 | 听 |
| Intangible Assets | 听 | 听 |
| Gross carrying amount | 3,630 | 3,630 |
| Accumulated amortization | (984) | (936) |
| Net carrying amount | 2,646 | 2,694 |
| Customer Relationships | 听 | 听 |
| Intangible Assets | 听 | 听 |
| Gross carrying amount | 3,054 | 3,053 |
| Accumulated amortization | (1,744) | (1,679) |
| Net carrying amount | 1,310 | 1,374 |
| Licensing Agreements | 听 | 听 |
| Intangible Assets | 听 | 听 |
| Gross carrying amount | 355 | 355 |
| Accumulated amortization | (248) | (243) |
| Net carrying amount | 107 | 112 |
| Other Intangible Assets | 听 | 听 |
| Intangible Assets | 听 | 听 |
| Gross carrying amount | 2,006 | 1,933 |
| Accumulated amortization | (1,389) | (1,316) |
| Net carrying amount |