Statement Of Changes In Net Assets Available For Benefits [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
|---|---|---|---|
| Statement of changes in net assets available for benefits [abstract] | |||
| Reconciliation of changes in net assets available for benefits [abstract] | |||
| Changes in net assets available for benefits [abstract] | |||
| Other income |
327,000,000
USD
|
1,182,000,000
USD
|
1,921,000,000
USD
|
| Tax expense (income) |
25,980,000,000
USD
|
49,861,000,000
USD
|
23,007,000,000
USD
|