Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-19-178407-index-headers.html | 2019-06-21 12:04:17 | |
| 0001193125-19-178407-index.html | 2019-06-21 12:04:17 | |
| 0001193125-19-178407.txt | 2019-06-21 12:04:17 | |
 0001193125-19-178407-xbrl.zip | 38249 | 2019-06-21 12:04:17 |
 BarChart1.png | 19328 | 2019-06-21 12:04:17 |
| bf1-20190530.xml | 51928 | 2019-06-21 12:04:17 |
| bf1-20190530.xsd | 8105 | 2019-06-21 12:04:17 |
| bf1-20190530_cal.xml | 4756 | 2019-06-21 12:04:17 |
| bf1-20190530_def.xml | 207397 | 2019-06-21 12:04:17 |
| bf1-20190530_lab.xml | 146502 | 2019-06-21 12:04:17 |
| bf1-20190530_pre.xml | 161740 | 2019-06-21 12:04:17 |
| d748286d485bpos.htm | 39489 | 2019-06-21 12:04:17 |
| FilingSummary.xml | 3571 | 2019-06-21 12:04:17 |
 g748286g14a33.jpg | 2291 | 2019-06-21 12:04:17 |
| R1.htm | 18242 | 2019-06-21 12:04:17 |
| R10.htm | 7475 | 2019-06-21 12:04:17 |
| R2.htm | 112126 | 2019-06-21 12:04:17 |
| R9.htm | 223920 | 2019-06-21 12:04:17 |
| report.css | 2767 | 2019-06-21 12:04:17 |
| Show.js | 1085 | 2019-06-21 12:04:17 |