Statement Of Changes In Net Assets Available For Benefits [Abstract]
| Concept |
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 |
14,523,000
USD
|
2,620,000
USD
|
| Administrative expenses |
46,016,000
USD
|
36,974,000
USD
|
| Other expense, by function |
184,350,000
USD
|
166,788,000
USD
|
| Tax expense (income) |
1,313,000
USD
|
7,082,000
USD
|