Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-17-205778-index-headers.html | 2017-06-16 13:50:42 | |
| 0001193125-17-205778-index.html | 2017-06-16 13:50:42 | |
| 0001193125-17-205778.txt | 2017-06-16 13:50:42 | |
 0001193125-17-205778-xbrl.zip | 21630 | 2017-06-16 13:50:42 |
| bf1-20170531.xml | 5108 | 2017-06-16 13:50:42 |
| bf1-20170531.xsd | 4308 | 2017-06-16 13:50:42 |
| bf1-20170531_def.xml | 85986 | 2017-06-16 13:50:42 |
| bf1-20170531_lab.xml | 121770 | 2017-06-16 13:50:42 |
| bf1-20170531_pre.xml | 74528 | 2017-06-16 13:50:42 |
| d404843d497.htm | 9356 | 2017-06-16 13:50:42 |
| FilingSummary.xml | 3492 | 2017-06-16 13:50:42 |
| Financial_Report.xlsx | 7495 | 2017-06-16 13:50:42 |
 g404843g0616080808376.jpg | 3252 | 2017-06-16 13:50:42 |
| R1.htm | 16181 | 2017-06-16 13:50:42 |
| R2.htm | 3216 | 2017-06-16 13:50:42 |
| R3.htm | 11634 | 2017-06-16 13:50:42 |
| R4.htm | 7475 | 2017-06-16 13:50:42 |
| report.css | 2767 | 2017-06-16 13:50:42 |
| Show.js | 1410 | 2017-06-16 13:50:42 |