Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-18-199306-index-headers.html | 2018-06-21 13:45:20 | |
| 0001193125-18-199306-index.html | 2018-06-21 13:45:20 | |
| 0001193125-18-199306.txt | 2018-06-21 13:45:20 | |
 0001193125-18-199306-xbrl.zip | 52701 | 2018-06-21 13:45:20 |
| bf1-20180531.xml | 62229 | 2018-06-21 13:45:20 |
| bf1-20180531.xsd | 12923 | 2018-06-21 13:45:20 |
| bf1-20180531_cal.xml | 4745 | 2018-06-21 13:45:20 |
| bf1-20180531_def.xml | 395980 | 2018-06-21 13:45:20 |
| bf1-20180531_lab.xml | 136754 | 2018-06-21 13:45:20 |
| bf1-20180531_pre.xml | 313598 | 2018-06-21 13:45:20 |
| d460793d485bpos.htm | 35161 | 2018-06-21 13:45:20 |
| FilingSummary.xml | 4924 | 2018-06-21 13:45:20 |
 g460793g0620094810868.jpg | 2107 | 2018-06-21 13:45:20 |
| R1.htm | 16184 | 2018-06-21 13:45:20 |
| R10.htm | 7475 | 2018-06-21 13:45:20 |
| R2.htm | 69606 | 2018-06-21 13:45:20 |
| R5.htm | 96228 | 2018-06-21 13:45:20 |
| R6.htm | 67782 | 2018-06-21 13:45:20 |
| R9.htm | 90818 | 2018-06-21 13:45:20 |
| report.css | 2767 | 2018-06-21 13:45:20 |
| Show.js | 1410 | 2018-06-21 13:45:20 |