Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-18-352872-index-headers.html | 2018-12-19 11:19:22 | |
| 0001193125-18-352872-index.html | 2018-12-19 11:19:22 | |
| 0001193125-18-352872.txt | 2018-12-19 11:19:22 | |
 0001193125-18-352872-xbrl.zip | 53614 | 2018-12-19 11:19:22 |
 BarChart1.png | 11015 | 2018-12-19 11:19:22 |
 BarChart2.png | 10896 | 2018-12-19 11:19:22 |
| bf12-20181203.xml | 70065 | 2018-12-19 11:19:22 |
| bf12-20181203.xsd | 13206 | 2018-12-19 11:19:22 |
| bf12-20181203_cal.xml | 4757 | 2018-12-19 11:19:22 |
| bf12-20181203_def.xml | 414108 | 2018-12-19 11:19:22 |
| bf12-20181203_lab.xml | 146409 | 2018-12-19 11:19:22 |
| bf12-20181203_pre.xml | 319366 | 2018-12-19 11:19:22 |
| d622396d497.htm | 6419 | 2018-12-19 11:19:22 |
| FilingSummary.xml | 5033 | 2018-12-19 11:19:22 |
 g622396sid1.jpg | 2150 | 2018-12-19 11:19:22 |
| R1.htm | 18244 | 2018-12-19 11:19:22 |
| R13.htm | 152174 | 2018-12-19 11:19:22 |
| R14.htm | 7480 | 2018-12-19 11:19:22 |
| R2.htm | 85447 | 2018-12-19 11:19:22 |
| R7.htm | 162376 | 2018-12-19 11:19:22 |
| R8.htm | 82709 | 2018-12-19 11:19:22 |
| report.css | 2767 | 2018-12-19 11:19:22 |
| Show.js | 1085 | 2018-12-19 11:19:22 |