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 0001193125-21-280361-index-headers.html | 2021-09-23 11:24:42 | |
| 0001193125-21-280361-index.html | 2021-09-23 11:24:42 | |
| 0001193125-21-280361.txt | 2021-09-23 11:24:42 | |
 0001193125-21-280361-xbrl.zip | 590914 | 2021-09-23 11:24:42 |
| bf1-20210918.xsd | 6472 | 2021-09-23 11:24:42 |
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| Financial_Report.xlsx | 37276 | 2021-09-23 11:24:42 |
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| R2.htm | 282933 | 2021-09-23 11:24:42 |
| R3.htm | 228654 | 2021-09-23 11:24:42 |
| report.css | 2767 | 2021-09-23 11:24:42 |
| Show.js | 1085 | 2021-09-23 11:24:42 |