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|---|---|---|
 0001193125-24-099252-index-headers.html | 2024-04-17 17:19:58 | |
| 0001193125-24-099252-index.html | 2024-04-17 17:19:58 | |
| 0001193125-24-099252.txt | 2024-04-17 17:19:58 | |
 0001193125-24-099252-xbrl.zip | 29308 | 2024-04-17 17:19:58 |
| bf1-20240417.xsd | 4490 | 2024-04-17 17:19:58 |
| bf1-20240417_def.xml | 81633 | 2024-04-17 17:19:58 |
| bf1-20240417_lab.xml | 138865 | 2024-04-17 17:19:58 |
| bf1-20240417_pre.xml | 77928 | 2024-04-17 17:19:58 |
| d808826d497.htm | 60110 | 2024-04-17 17:19:58 |
| d808826d497_htm.xml | 21711 | 2024-04-17 17:19:58 |
| FilingSummary.xml | 2492 | 2024-04-17 17:19:58 |
| MetaLinks.json | 234079 | 2024-04-17 17:19:58 |
| R1.htm | 17987 | 2024-04-17 17:19:58 |
| R2.htm | 23867 | 2024-04-17 17:19:58 |
| report.css | 2767 | 2024-04-17 17:19:58 |
| Show.js | 1084 | 2024-04-17 17:19:58 |