Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-094762-index-headers.html | 2020-04-01 17:06:12 | |
| 0001193125-20-094762-index.html | 2020-04-01 17:06:12 | |
| 0001193125-20-094762.txt | 2020-04-01 17:06:12 | |
 0001193125-20-094762-xbrl.zip | 22850 | 2020-04-01 17:06:12 |
| bf1-20200313.xml | 4823 | 2020-04-01 17:06:12 |
| bf1-20200313.xsd | 3986 | 2020-04-01 17:06:12 |
| bf1-20200313_def.xml | 91710 | 2020-04-01 17:06:12 |
| bf1-20200313_lab.xml | 127942 | 2020-04-01 17:06:12 |
| bf1-20200313_pre.xml | 78907 | 2020-04-01 17:06:12 |
| d900670d497.htm | 6469 | 2020-04-01 17:06:12 |
| FilingSummary.xml | 3512 | 2020-04-01 17:06:12 |
| Financial_Report.xlsx | 7643 | 2020-04-01 17:06:12 |
 g900670g85u96.jpg | 17605 | 2020-04-01 17:06:12 |
| R1.htm | 18240 | 2020-04-01 17:06:12 |
| R2.htm | 3320 | 2020-04-01 17:06:12 |
| R3.htm | 11611 | 2020-04-01 17:06:12 |
| R4.htm | 7475 | 2020-04-01 17:06:12 |
| report.css | 2767 | 2020-04-01 17:06:12 |
| Show.js | 1085 | 2020-04-01 17:06:12 |